Internet Assigned Numbers Authority
OpenPGP
Created
2024-01-19
Last Updated
2024-09-20
Available Formats
[IMG]
XML [IMG]
HTML [IMG]
Plain text
Registries included below
??OpenPGP String-to-Key (S2K) Types
??OpenPGP Packet Types
??OpenPGP User Attribute Subpacket Types
??OpenPGP Image Attribute Encoding Format
??OpenPGP Signature Subpacket Types
??OpenPGP Key Server Preference Flags
??OpenPGP Reason for Revocation (Revocation Octet)
??OpenPGP Features Flags
??OpenPGP New Packet Versions (OBSOLETE)
??OpenPGP Key Flags
??OpenPGP Public Key Algorithms
??OpenPGP Symmetric Key Algorithms
??OpenPGP Hash Algorithms
??OpenPGP Compression Algorithms
??OpenPGP Secret Key Encryption (S2K Usage Octet)
??OpenPGP Signature Types
??OpenPGP Signature Notation Data Subpacket Notation Flags
??OpenPGP Signature Notation Data Subpacket Types
??OpenPGP Key IDs and Fingerprints
??OpenPGP Image Attribute Versions
??OpenPGP Armor Header Lines
??OpenPGP Armor Header Keys
??OpenPGP ECC Curve OIDs and Usage
??OpenPGP ECC Curve-Specific Wire Formats
??OpenPGP Hash Algorithm Identifiers for RSA Signatures' Use of EMSA-PKCS1-v1_5 Padding
??OpenPGP AEAD Algorithms
??OpenPGP Encrypted Message Packet Versions
??OpenPGP Key and Signature Versions
??OpenPGP Elliptic Curve Point Wire Formats
??OpenPGP Elliptic Curve Scalar Encodings
??OpenPGP ECDH KDF and KEK Parameters
OpenPGP String-to-Key (S2K) Types
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID S2K Type S2K Field Size (Octets) Generate? Reference
0 Simple S2K 2 No [RFC9580, Section 3.7.1.1]
1 Salted S2K 10 Only when string is high entropy [RFC9580, Section 3.7.1.2]
2 Reserved value No [RFC9580]
3 Iterated and Salted S2K 11 Yes [RFC9580, Section 3.7.1.3]
4 Argon2 20 Yes [RFC9580, Section 3.7.1.4]
5-99 Unassigned
100-110 Private or Experimental Use As appropriate [RFC9580]
111-255 Unassigned
OpenPGP Packet Types
Registration Procedure(s)
RFC Required
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID Critical Packet Type Description Shorthand Reference
0 Yes Reserved - this Packet Type ID MUST NOT be used [RFC9580]
1 Yes Public Key Encrypted Session Key Packet PKESK [RFC9580, Section 5.1]
2 Yes Signature Packet SIG [RFC9580, Section 5.2]
3 Yes Symmetric Key Encrypted Session Key Packet SKESK [RFC9580, Section 5.3]
4 Yes One-Pass Signature Packet OPS [RFC9580, Section 5.4]
5 Yes Secret Key Packet SECKEY [RFC9580, Section 5.5.1.3]
6 Yes Public Key Packet PUBKEY [RFC9580, Section 5.5.1.1]
7 Yes Secret Subkey Packet SECSUBKEY [RFC9580, Section 5.5.1.4]
8 Yes Compressed Data Packet COMP [RFC9580, Section 5.6]
9 Yes Symmetrically Encrypted Data Packet SED [RFC9580, Section 5.7]
10 Yes Marker Packet MARKER [RFC9580, Section 5.8]
11 Yes Literal Data Packet LIT [RFC9580, Section 5.9]
12 Yes Trust Packet TRUST [RFC9580, Section 5.10]
13 Yes User ID Packet UID [RFC9580, Section 5.11]
14 Yes Public Subkey Packet PUBSUBKEY [RFC9580, Section 5.5.1.2]
15-16 Unassigned
17 Yes User Attribute Packet UAT [RFC9580, Section 5.12]
18 Yes Symmetrically Encrypted and Integrity Protected Data Packet SEIPD [RFC9580, Section 5.13]
19 Yes Reserved (formerly Modification Detection Code Packet) [RFC9580, Section 5.13.1]
20 Yes Reserved [RFC9580]
21 Yes Padding Packet PADDING [RFC9580, Section 5.14]
22-39 Yes Unassigned Critical Packets
40-59 No Unassigned Non-Critical Packets
60-63 No Private or Experimental Use [RFC9580]
OpenPGP User Attribute Subpacket Types
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID Attribute Subpacket Reference
0 Reserved [RFC9580]
1 Image Attribute Subpacket [RFC9580, Section 5.12.1]
2-99 Unassigned
100-110 Private or Experimental Use [RFC9580]
111-255 Unassigned
OpenPGP Image Attribute Encoding Format
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID Encoding Reference
0 Reserved [RFC9580]
1 JPEG [JFIF] [RFC9580]
2-99 Unassigned
100-110 Private or Experimental Use [RFC9580]
111-255 Unassigned
OpenPGP Signature Subpacket Types
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID Description Reference
0 Reserved [RFC9580]
1 Reserved [RFC9580]
2 Signature Creation Time [RFC9580, Section 5.2.3.11]
3 Signature Expiration Time [RFC9580, Section 5.2.3.18]
4 Exportable Certification [RFC9580, Section 5.2.3.19]
5 Trust Signature [RFC9580, Section 5.2.3.21]
6 Regular Expression [RFC9580, Section 5.2.3.22]
7 Revocable [RFC9580, Section 5.2.3.20]
8 Reserved [RFC9580]
9 Key Expiration Time [RFC9580, Section 5.2.3.13]
10 Placeholder for backward compatibility [RFC9580]
11 Preferred Symmetric Ciphers for v1 SEIPD [RFC9580, Section 5.2.3.14]
12 Revocation Key (deprecated) [RFC9580, Section 5.2.3.23]
13-15 Reserved [RFC9580]
16 Issuer Key ID [RFC9580, Section 5.2.3.12]
17-19 Reserved [RFC9580]
20 Notation Data [RFC9580, Section 5.2.3.24]
21 Preferred Hash Algorithms [RFC9580, Section 5.2.3.16]
22 Preferred Compression Algorithms [RFC9580, Section 5.2.3.17]
23 Key Server Preferences [RFC9580, Section 5.2.3.25]
24 Preferred Key Server [RFC9580, Section 5.2.3.26]
25 Primary User ID [RFC9580, Section 5.2.3.27]
26 Policy URI [RFC9580, Section 5.2.3.28]
27 Key Flags [RFC9580, Section 5.2.3.29]
28 Signer's User ID [RFC9580, Section 5.2.3.30]
29 Reason for Revocation [RFC9580, Section 5.2.3.31]
30 Features [RFC9580, Section 5.2.3.32]
31 Signature Target [RFC9580, Section 5.2.3.33]
32 Embedded Signature [RFC9580, Section 5.2.3.34]
33 Issuer Fingerprint [RFC9580, Section 5.2.3.35]
34 Reserved [RFC9580]
35 Intended Recipient Fingerprint [RFC9580, Section 5.2.3.36]
37 Reserved (Attested Certifications) [RFC9580]
38 Reserved (Key Block) [RFC9580]
39 Preferred AEAD Ciphersuites [RFC9580, Section 5.2.3.15]
40-99 Unassigned
100-110 Private or Experimental Use [RFC9580]
111-127 Unassigned
OpenPGP Key Server Preference Flags
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Note
This is a variable length bit field.
Available Formats
[IMG]
CSV
Flag Shorthand Definition Reference
0x80... No-modify The keyholder requests that this key only be modified or updated by the keyholder or an administrator of the key [RFC9580]
server.
OpenPGP Reason for Revocation (Revocation Octet)
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Code Reason Reference
0 No reason specified (Key Revocation or Certification Revocation signatures) [RFC9580]
1 Key is superseded (Key Revocation signatures) [RFC9580]
2 Key material has been compromised (Key Revocation signatures) [RFC9580]
3 Key is retired and no longer used (Key Revocation signatures) [RFC9580]
4-31 Unassigned
32 User ID information is no longer valid (Certification Revocation signatures) [RFC9580]
33-99 Unassigned
100-110 Private Use [RFC9580]
OpenPGP Features Flags
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Note
This is a variable length bit field.
Available Formats
[IMG]
CSV
Feature Definition Reference
0x01... Version 1 Symmetrically Encrypted and Integrity Protected Data packet [RFC9580, Section 5.13.1]
0x02... Reserved [RFC9580]
0x04... Reserved [RFC9580]
0x08... Version 2 Symmetrically Encrypted and Integrity Protected Data packet [RFC9580, Section 5.13.2]
OpenPGP New Packet Versions (OBSOLETE)
Registration Procedure(s)
Registry closed
Reference
[RFC9580]
Note
Those wishing to use the removed "New Packet Versions" registry
should instead register new versions of the relevant packets in the
"OpenPGP Key and Signature Versions", "OpenPGP Key IDs and
Fingerprints", and "OpenPGP Encrypted Message Packet Versions"
registries.
No registrations at this time.
OpenPGP Key Flags
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Note
This is a variable length bit field.
Available Formats
[IMG]
CSV
Flag Definition Reference
0x01... This key may be used to make User ID certifications (Signature Type IDs 0x10-0x13) or Direct Key signatures (Signature Type [RFC9580]
ID 0x1F) over other keys.
0x02... This key may be used to sign data. [RFC9580]
0x04... This key may be used to encrypt communications. [RFC9580]
0x08... This key may be used to encrypt storage. [RFC9580]
0x10... The private component of this key may have been split by a secret-sharing mechanism. [RFC9580]
0x20... This key may be used for authentication. [RFC9580]
0x80... The private component of this key may be in the possession of more than one person. [RFC9580]
0x0004... Reserved (ADSK) [RFC9580]
0x0008... Reserved (timestamping) [RFC9580]
OpenPGP Public Key Algorithms
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID Algorithm Public Key Format Secret Key Format Signature Format PKESK Format Reference
0 Reserved [RFC9580]
RSA (Encrypt or Sign) MPI(n), MPI(e) [RFC9580, MPI(d), MPI(p), MPI(q), MPI(m^d mod n) MPI(m^e mod n) [RFC9580,
1 [FIPS186] Section 5.5.5.1] MPI(u) [RFC9580, Section Section 5.1.3] [RFC9580]
5.2.3.1]
2 RSA Encrypt-Only MPI(n), MPI(e) [RFC9580, MPI(d), MPI(p), MPI(q), N/A MPI(m^e mod n) [RFC9580, [RFC9580]
[FIPS186] Section 5.5.5.1] MPI(u) Section 5.1.3]
MPI(n), MPI(e) [RFC9580, MPI(d), MPI(p), MPI(q), MPI(m^d mod n)
3 RSA Sign-Only [FIPS186] Section 5.5.5.1] MPI(u) [RFC9580, Section N/A [RFC9580]
5.2.3.1]
4-15 Unassigned
Elgamal (Encrypt-Only) MPI(p), MPI(g), MPI(y) MPI(g^k mod p), MPI(m * y^k
16 [ELGAMAL] [RFC9580, Section 5.5.5.3] MPI(x) N/A mod p) [RFC9580, Section [RFC9580]
5.1.4]
DSA (Digital Signature MPI(p), MPI(q), MPI(g), MPI(r), MPI(s)
17 Algorithm) [FIPS186] MPI(y) [RFC9580, Section MPI(x) [RFC9580, Section N/A [RFC9580]
5.5.5.2] 5.2.3.2]
OID, MPI(point in MPI(point in curve-specific
ECDH public key curve-specific point MPI(value in point format), size octet,
18 algorithm format), KDFParams curve-specific format) N/A encoded key [RFC9580, [RFC9580]
[RFC9580, Sections 9.2.1 [RFC9580, Section 9.2.1] Sections 9.2.1, 5.1.5, and
and 5.5.5.6] 11.5]
ECDSA public key OID, MPI(point in SEC1 MPI(r), MPI(s)
19 algorithm [FIPS186] format) [RFC9580, Section MPI(value) [RFC9580, Section N/A [RFC9580]
5.5.5.4] 5.2.3.2]
20 Reserved (formerly [RFC9580]
Elgamal Encrypt or Sign)
Reserved for
21 Diffie-Hellman (X9.42, [RFC9580]
as defined for
IETF-S/MIME)
OID, MPI(point in prefixed MPI(value in MPI, MPI [RFC9580,
22 EdDSALegacy (deprecated) native format) [RFC9580, curve-specific format) Sections 9.2.1 and N/A [RFC9580]
Sections 11.2.2 and [RFC9580, Section 9.2.1] 5.2.3.3]
5.5.5.5]
23 Reserved (AEDH) [RFC9580]
24 Reserved (AEDSA) [RFC9580]
32 octets [RFC9580, Section 32 octets, size octet,
25 X25519 5.5.5.7] 32 octets N/A encoded key [RFC9580, Section [RFC9580]
5.1.6]
56 octets [RFC9580, Section 56 octets, size octet,
26 X448 5.5.5.8] 56 octets N/A encoded key [RFC9580, Section [RFC9580]
5.1.7]
32 octets [RFC9580, Section 64 octets
27 Ed25519 5.5.5.9] 32 octets [RFC9580, Section [RFC9580]
5.2.3.4]
57 octets [RFC9580, Section 114 octets
28 Ed448 5.5.5.10] 57 octets [RFC9580, Section [RFC9580]
5.2.3.5]
29-99 Unassigned
100-110 Private or Experimental
Use
111-255 Unassigned
OpenPGP Symmetric Key Algorithms
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Note
When registering a new symmetric cipher with a block size of 64 or
128 bits and a key size that is a multiple of 64 bits, no new
considerations are needed.
If the new cipher has a different block size, there needs to be
additional documentation describing how to use the cipher in CFB
mode.
If the new cipher has an unusual key size, then padding needs to be
considered for X25519 and X448 key wrapping, which currently needs no
padding.
Available Formats
[IMG]
CSV
ID Algorithm Reference
0 Plaintext or unencrypted data [RFC9580]
1 IDEA [IDEA] [RFC9580]
2 TripleDES (or DES-EDE) [SP800-67] with 168-bit key derived from 192 [RFC9580]
3 CAST5 with 128-bit key [RFC2144] [RFC9580]
4 Blowfish with 128-bit key, 16 rounds [BLOWFISH] [RFC9580]
5 Reserved [RFC9580]
6 Reserved [RFC9580]
7 AES with 128-bit key [AES] [RFC9580]
8 AES with 192-bit key [RFC9580]
9 AES with 256-bit key [RFC9580]
10 Twofish with 256-bit key [TWOFISH] [RFC9580]
11 Camellia with 128-bit key [RFC3713] [RFC9580]
12 Camellia with 192-bit key [RFC9580]
13 Camellia with 256-bit key [RFC9580]
14-99 Unassigned
100-110 Private or Experimental Use [RFC9580]
111-252 Unassigned
253-255 Reserved to avoid collision with Secret Key Encryption (see the [OpenPGP Secret Key Encryption (S2K Usage Octet)] registry and [RFC9580]
[RFC9580, Section 5.5.3])
OpenPGP Hash Algorithms
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Note
When registering a new hash algorithm, if the algorithm is also to
be used with RSA signing schemes, it must also have an entry in the
"OpenPGP Hash Algorithm Identifiers for RSA Signatures' use of
EMSA-PKCS1-v1_5 Padding" registry.
Available Formats
[IMG]
CSV
ID Algorithm Text Name V6 Signature Salt Size Reference
0 Reserved [RFC9580]
1 MD5 [RFC1321] "MD5" N/A [RFC9580]
2 SHA-1 [FIPS180] "SHA1" N/A [RFC9580]
3 RIPEMD-160 [RIPEMD-160] "RIPEMD160" N/A [RFC9580]
4-7 Reserved [RFC9580]
8 SHA2-256 [FIPS180] "SHA256" 16 [RFC9580]
9 SHA2-384 [FIPS180] "SHA384" 24 [RFC9580]
10 SHA2-512 [FIPS180] "SHA512" 32 [RFC9580]
11 SHA2-224 [FIPS180] "SHA224" 16 [RFC9580]
12 SHA3-256 [FIPS202] "SHA3-256" 16 [RFC9580]
13 Reserved [RFC9580]
14 SHA3-512 [FIPS202] "SHA3-512" 32 [RFC9580]
15-99 Unassigned
100-110 Private or Experimental Use [RFC9580]
111-255 Unassigned
OpenPGP Compression Algorithms
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID Algorithm Reference
0 Uncompressed [RFC9580]
1 ZIP [RFC1951] [RFC9580]
2 ZLIB [RFC1950] [RFC9580]
3 BZip2 [BZ2] [RFC9580]
4-99 Unassigned [RFC9580]
100-110 Private or Experimental Use [RFC9580]
111-255 Unassigned [RFC9580]
OpenPGP Secret Key Encryption (S2K Usage Octet)
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
S2K Usage Octet Shorthand Encryption Parameter Fields Encryption Generate? Reference
0 Unprotected - v3 or v4 keys: [cleartext secrets || Yes [RFC9580]
check(secrets)] v6 keys: [cleartext secrets]
Known symmetric cipher CFB(MD5(passphrase), secrets ||
algo ID (see [RFC9580, LegacyCFB IV check(secrets)) No [RFC9580]
Section 9.3])
params-length (v6-only), cipher-algo, AEAD(HKDF(S2K(passphrase), info), secrets,
253 AEAD AEAD-mode, S2K-specifier-length (v6-only), packetprefix) Yes [RFC9580]
S2K-specifier, nonce
params-length (v6-only), cipher-algo, CFB(S2K(passphrase), secrets ||
254 CFB S2K-specifier-length (v6-only), SHA1(secrets)) Yes [RFC9580]
S2K-specifier, IV
255 MalleableCFB cipher-algo, S2K-specifier, IV CFB(S2K(passphrase), secrets || No [RFC9580]
check(secrets))
OpenPGP Signature Types
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID Name Reference
0x00 Binary Signature [RFC9580, Section 5.2.1.1]
0x01 Text Signature [RFC9580, Section 5.2.1.2]
0x02 Standalone Signature [RFC9580, Section 5.2.1.3]
0x03-0x0F Unassigned
0x10 Generic Certification Signature [RFC9580, Section 5.2.1.4]
0x11 Persona Certification Signature [RFC9580, Section 5.2.1.5]
0x12 Casual Certification Signature [RFC9580, Section 5.2.1.6]
0x13 Positive Certification Signature [RFC9580, Section 5.2.1.7]
0x14-0x17 Unassigned
0x18 Subkey Binding Signature [RFC9580, Section 5.2.1.8]
0x19 Primary Key Binding Signature [RFC9580, Section 5.2.1.9]
0x1A-0x1E Unassigned
0x1F Direct Key Signature [RFC9580, Section 5.2.1.10]
0x20 Key Revocation Signature [RFC9580, Section 5.2.1.11]
0x21-0x27 Unassigned
0x28 Subkey Revocation Signature [RFC9580, Section 5.2.1.12]
0x29-0x2F Unassigned
0x30 Certification Revocation Signature [RFC9580, Section 5.2.1.13]
0x31-0x3F Unassigned
0x40 Timestamp Signature [RFC9580, Section 5.2.1.14]
0x41-0x4F Unassigned
0x50 Third-Party Confirmation Signature [RFC9580, Section 5.2.1.15]
0x51-0xFE Unassigned
0xFF Reserved [RFC9580, Section 5.2.1.16]
OpenPGP Signature Notation Data Subpacket Notation Flags
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Flag Position Shorthand Description Reference
0x80000000 (first bit of the first octet) human-readable Notation value is UTF-8 text [RFC9580]
OpenPGP Signature Notation Data Subpacket Types
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Note
Notation names are arbitrary Unicode strings encoded in UTF-8. They
reside in two namespaces: the IETF namespace and the user namespace.
This registry documents the IETF namespace. The names in this
registry MUST NOT contain the "@" character (0x40), since the
presence of that character indicates the user namespace.
Notation Name Data Type Allowed Values Reference
No registrations at this time.
OpenPGP Key IDs and Fingerprints
Registration Procedure(s)
RFC Required
Reference
[RFC9580]
Note
When a new key version is defined, the "OpenPGP Key and Signature
Versions" registry should also be updated.
Available Formats
[IMG]
CSV
Key Version Fingerprint Fingerprint Length (Bits) Key ID Reference
3 MD5(MPIs without length octets) 128 low 64 bits of RSA modulus [RFC9580, Section 5.5.4.1]
4 SHA1(normalized pubkey packet) 160 last 64 bits of fingerprint [RFC9580, Section 5.5.4.2]
6 SHA256(normalized pubkey packet) 256 first 64 bits of fingerprint [RFC9580, Section 5.5.4.3]
OpenPGP Image Attribute Versions
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Version Reference
1 [RFC9580, Section 5.12.1]
OpenPGP Armor Header Lines
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Armor Header Use Reference
BEGIN PGP MESSAGE Used for signed, encrypted, or compressed files. [RFC9580]
BEGIN PGP PUBLIC KEY BLOCK Used for armoring public keys. [RFC9580]
BEGIN PGP PRIVATE KEY BLOCK Used for armoring private keys. [RFC9580]
BEGIN PGP SIGNATURE Used for detached signatures, OpenPGP/MIME signatures, and cleartext signatures. [RFC9580]
OpenPGP Armor Header Keys
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Key Summary Reference
Version Implementation information [RFC9580, Section 6.2.2.1]
Comment Arbitrary text [RFC9580, Section 6.2.2.2]
Hash Hash algorithms used in some v4 cleartext signed messages [RFC9580, Section 6.2.2.3]
Charset Character set [RFC9580, Section 6.2.2.4]
OpenPGP ECC Curve OIDs and Usage
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Note
When a new elliptic curve is registered for use with OpenPGP, it
should also be added to the "OpenPGP ECC Curve-specific Wire
Formats" registry. If it is used for ECDH, also add it to the
"OpenPGP ECDH KDF and KEK Parameters" registry.
Available Formats
[IMG]
CSV
ASN.1 Object Identifier OID Len Curve OID Octets Curve Name Usage Field Size (fsize) Reference
1.2.840.10045.3.1.7 8 2A 86 48 CE 3D 03 01 07 NIST P-256 ECDSA, ECDH 32 [RFC9580]
1.3.132.0.34 5 2B 81 04 00 22 NIST P-384 ECDSA, ECDH 48 [RFC9580]
1.3.132.0.35 5 2B 81 04 00 23 NIST P-521 ECDSA, ECDH 66 [RFC9580]
1.3.36.3.3.2.8.1.1.7 9 2B 24 03 03 02 08 01 01 07 brainpoolP256r1 ECDSA, ECDH 32 [RFC9580]
1.3.36.3.3.2.8.1.1.11 9 2B 24 03 03 02 08 01 01 0B brainpoolP384r1 ECDSA, ECDH 48 [RFC9580]
1.3.36.3.3.2.8.1.1.13 9 2B 24 03 03 02 08 01 01 0D brainpoolP512r1 ECDSA, ECDH 64 [RFC9580]
1.3.6.1.4.1.11591.15.1 9 2B 06 01 04 01 DA 47 0F 01 Ed25519Legacy EdDSALegacy 32 [RFC9580]
1.3.6.1.4.1.3029.1.5.1 10 2B 06 01 04 01 97 55 01 05 01 Curve25519Legacy ECDH 32 [RFC9580]
OpenPGP ECC Curve-Specific Wire Formats
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Curve ECDH Point Format ECDH Secret Key MPI EdDSA Secret Key EdDSA Signature first EdDSA Signature second Reference
MPI MPI MPI
NIST P-256 SEC1 integer N/A N/A N/A [RFC9580]
NIST P-384 SEC1 integer N/A N/A N/A [RFC9580]
NIST P-521 SEC1 integer N/A N/A N/A [RFC9580]
brainpoolP256r1 SEC1 integer N/A N/A N/A [RFC9580]
brainpoolP384r1 SEC1 integer N/A N/A N/A [RFC9580]
brainpoolP512r1 SEC1 integer N/A N/A N/A [RFC9580]
Ed25519Legacy N/A N/A 32 octets of secret 32 octets of R 32 octets of S [RFC9580]
Curve25519Legacy prefixed native integer [RFC9580, Section N/A N/A N/A [RFC9580]
5.5.5.6.1.1]
OpenPGP Hash Algorithm Identifiers for RSA Signatures' Use of EMSA-PKCS1-v1_5 Padding
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Hash Algorithm OID Full Hash Prefix Reference
MD5 1.2.840.113549.2.5 0x30, 0x20, 0x30, 0x0C, 0x06, 0x08, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x02, 0x05, 0x05, 0x00, [RFC9580]
0x04, 0x10
SHA-1 1.3.14.3.2.26 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2B, 0x0E, 0x03, 0x02, 0x1A, 0x05, 0x00, 0x04, 0x14 [RFC9580]
RIPEMD-160 1.3.36.3.2.1 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2B, 0x24, 0x03, 0x02, 0x01, 0x05, 0x00, 0x04, 0x14 [RFC9580]
SHA2-256 2.16.840.1.101.3.4.2.1 0x30, 0x31, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x05, [RFC9580]
0x00, 0x04, 0x20
SHA2-384 2.16.840.1.101.3.4.2.2 0x30, 0x41, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02, 0x05, [RFC9580]
0x00, 0x04, 0x30
SHA2-512 2.16.840.1.101.3.4.2.3 0x30, 0x51, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03, 0x05, [RFC9580]
0x00, 0x04, 0x40
SHA2-224 2.16.840.1.101.3.4.2.4 0x30, 0x2D, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x04, 0x05, [RFC9580]
0x00, 0x04, 0x1C
SHA3-256 2.16.840.1.101.3.4.2.8 0x30, 0x31, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x08, 0x05, [RFC9580]
0x00, 0x04, 0x20
SHA3-512 2.16.840.1.101.3.4.2.10 0x30, 0x51, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x0a, 0x05, [RFC9580]
0x00, 0x04, 0x40
OpenPGP AEAD Algorithms
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
ID Name Nonce Length (Octets) Authentication Tag Length (Octets) Reference
0 Reserved [RFC9580]
1 EAX [EAX] 16 16 [RFC9580]
2 OCB [RFC7253] 15 16 [RFC9580]
3 GCM [SP800-38D] 12 16 [RFC9580]
4-99 Unassigned
100-110 Private or Experimental Use [RFC9580]
111-255 Unassigned
OpenPGP Encrypted Message Packet Versions
Registration Procedure(s)
RFC Required
Reference
[RFC9580]
Note
When a new version of SEIPD, PKESK, or SKESK are defined, consider
also adding a corresponding flag to the "OpenPGP Features Flags"
registry.
Available Formats
[IMG]
CSV
Version of Encrypted Data Payload Version of Preceding Symmetric Key ESK (If Version of Preceding Public Key ESK (If Generate? Reference
Any) Any)
SED [RFC9580, Section 5.7] - v2 PKESK [RFC2440] No [RFC9580]
SED [RFC9580, Section 5.7] v4 SKESK [RFC9580, Section 5.3.1] v3 PKESK [RFC9580, Section 5.1.1] No [RFC9580]
v1 SEIPD [RFC9580, Section 5.13.1] v4 SKESK [RFC9580, Section 5.3.1] v3 PKESK [RFC9580, Section 5.1.1] Yes [RFC9580]
v2 SEIPD [RFC9580, Section 5.13.2] v6 SKESK [RFC9580, Section 5.3.2] v6 PKESK [RFC9580, Section 5.1.2] Yes [RFC9580]
OpenPGP Key and Signature Versions
Registration Procedure(s)
RFC Required
Reference
[RFC9580]
Note
When a new key version is defined, the "OpenPGP Key IDs and
Fingerprints" registry should also be updated.
Available Formats
[IMG]
CSV
Signing Key Version Signature Packet Version OPS Packet Version Generate? Reference
3 [RFC9580, Section 5.5.2.1] 3 [RFC9580, Section 5.2.2] 3 [RFC9580, Section 5.4] No [RFC9580]
4 [RFC9580, Section 5.5.2.2] 3 [RFC9580, Section 5.2.2] 3 [RFC9580, Section 5.4] No [RFC9580]
4 [RFC9580, Section 5.5.2.2] 4 [RFC9580, Section 5.2.3] 3 [RFC9580, Section 5.4] Yes [RFC9580]
6 [RFC9580, Section 5.5.2.3] 6 [RFC9580, Section 5.2.3] 6 [RFC9580, Section 5.4] Yes [RFC9580]
OpenPGP Elliptic Curve Point Wire Formats
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Name Wire Format Reference
SEC1 0x04 || x || y [RFC9580, Section 11.2.1]
Prefixed native 0x40 || native [RFC9580, Section 11.2.2]
OpenPGP Elliptic Curve Scalar Encodings
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Type Description Reference
integer An integer encoded in big-endian format as a standard OpenPGP MPI [RFC9580, Section 3.2]
octet string An octet string of fixed length that may be shorter on the wire due to leading zeros being stripped [RFC9580, Section 11.3.1]
by the MPI encoding and may need to be zero-padded before use
prefixed N octets An octet string of fixed length N, prefixed with octet 0x40 to ensure no leading zero octet [RFC9580, Section 11.3.2]
OpenPGP ECDH KDF and KEK Parameters
Registration Procedure(s)
Specification Required
Expert(s)
Daniel Kahn Gillmor, Andrew Gallagher, Heiko Sch?fer
Reference
[RFC9580]
Available Formats
[IMG]
CSV
Curve Hash Algorithm Symmetric Algorithm Reference
NIST P-256 SHA2-256 AES-128 [RFC9580]
NIST P-384 SHA2-384 AES-192 [RFC9580]
NIST P-521 SHA2-512 AES-256 [RFC9580]
brainpoolP256r1 SHA2-256 AES-128 [RFC9580]
brainpoolP384r1 SHA2-384 AES-192 [RFC9580]
brainpoolP512r1 SHA2-512 AES-256 [RFC9580]
Curve25519Legacy SHA2-256 AES-128 [RFC9580]
Licensing Terms
Presently we were in a very dark road, and at a point where it dropped suddenly between steep sides we halted in black shadow. A gleam of pale sand, a whisper of deep flowing waters, and a farther glimmer of more sands beyond them challenged our advance. We had come to a "grapevine ferry." The scow was on the other side, the water too shoal for the horses to swim, and the bottom, most likely, quicksand. Out of the blackness of the opposite shore came a soft, high-pitched, quavering, long-drawn, smothered moan of woe, the call of that snivelling little sinner the screech-owl. Ferry murmured to me to answer it and I sent the same faint horror-stricken tremolo back. Again it came to us, from not farther than one might toss his cap, and I followed Ferry down to the water's edge. The grapevine guy swayed at our side, we heard the scow slide from the sands, and in a few moments, moved by two videttes, it touched our shore. Soon we were across, the two videttes riding with us, and beyond a sharp rise, in an old opening made by the swoop of a hurricane, we entered the silent unlighted bivouac of Ferry's scouts. Ferry got down and sat on the earth talking with Quinn, while the sergeants quietly roused the sleepers to horse. Plotinus is driven by this perplexity to reconsider the whole theory of Matter.477 He takes Aristotle¡¯s doctrine as the groundwork of his investigation. According to this, all existence is divided into Matter and Form. What we know of things¡ªin other words, the sum of their differential characteristics¡ªis their Form. Take away this, and the unknowable residuum is their Matter. Again, Matter is the vague indeterminate something out of which particular Forms are developed. The two are related as Possibility to Actuality, as the more generic to the more specific substance through every grade of classification and composition. Thus there are two Matters, the one sensible and the other intelligible. The former constitutes the common substratum of bodies, the other the common element of ideas.478 The general distinction between Matter and Form was originally suggested to Aristotle by Plato¡¯s remarks on the same subject; but he differs325 from his master in two important particulars. Plato, in his Timaeus, seems to identify Matter with space.479 So far, it is a much more positive conception than the ?λη of the Metaphysics. On the other hand, he constantly opposes it to reality as something non-existent; and he at least implies that it is opposed to absolute good as a principle of absolute evil.480 Thus while the Aristotelian world is formed by the development of Power into Actuality, the Platonic world is composed by the union of Being and not-Being, of the Same and the Different, of the One and the Many, of the Limit and the Unlimited, of Good and Evil, in varying proportions with each other. The Lawton woman had heard of an officer's family at Grant, which was in need of a cook, and had gone there. [See larger version] On the 8th of July an extraordinary Privy Council was summoned. All the members, of whatever party, were desired to attend, and many were the speculations as to the object of their meeting. The general notion was that it involved the continuing or the ending of the war. It turned out to be for the announcement of the king's intended marriage. The lady selected was Charlotte, the second sister of the Duke of Mecklenburg-Strelitz. Apart from the narrowness of her education, the young princess had a considerable amount of amiability, good sense, and domestic taste. These she shared with her intended husband, and whilst they made the royal couple always retiring, at the same time they caused them to give, during their lives, a moral air to their court. On the 8th of September Charlotte arrived at St. James's, and that afternoon the marriage took place, the ceremony being performed by the Archbishop of Canterbury. On the 22nd the coronation took place with the greatest splendour. Mother and girls were inconsolable, for each had something that they were sure "Si would like," and would "do him good," but they knew Josiah Klegg, Sr., well enough to understand what was the condition when he had once made up his mind. CHAPTER V. THE YOUNG RECRUITS Si proceeded to deftly construct a litter out of the two guns, with some sticks that he cut with a knife, and bound with pawpaw strips. His voice had sunk very low, almost to sweetness. A soft flurry of pink went over her face, and her eyelids drooped. Then suddenly she braced herself, pulled herself taut, grew combative again, though her voice shook. HoME²Ô¾®Ïè̫ʲôÐÇ×ù
ENTER NUMBET 0016hnqpw.com.cn
hyrlx.com.cn
www.huahuizg.com.cn
emchwu.com.cn
ktztth.com.cn
www.nnnmmm.com.cn
www.tlbqem.com.cn
ubdex.org.cn
www.pgchain.com.cn
www.wychain.com.cn