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ch19: fix signature examples

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- now the inline signature has a v6 One-Pass Signature packet
- don't generate differing signatures by running the non-deterministic `sq sign` multiple times
This commit is contained in:
Heiko Schaefer 2023-10-28 23:30:56 +02:00
parent 79f122114b
commit e33ead3bb9
No known key found for this signature in database
GPG key ID: 4A849A1904CCBD7D
1 changed files with 61 additions and 53 deletions
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114
book/source/19-zoom_signatures.md
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@ -40,9 +40,9 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
Pk algo: Ed25519 Pk algo: Ed25519
Hash algo: SHA512 Hash algo: SHA512
Hashed area: Hashed area:
Signature creation time: 2023-10-28 15:40:57 UTC (critical) Signature creation time: 2023-10-28 15:47:27 UTC (critical)
Issuer Fingerprint: D07B24EC91A14DD240AC2D53E6C8A9E054949A41222EA738576ED19CAEA3DC99 Issuer Fingerprint: D07B24EC91A14DD240AC2D53E6C8A9E054949A41222EA738576ED19CAEA3DC99
Digest prefix: 97F5 Digest prefix: DB9E
Level: 0 (signature over data) Level: 0 (signature over data)
00000000 c2 CTB 00000000 c2 CTB
@ -54,7 +54,7 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
00000006 00 00 00 29 hashed_area_len 00000006 00 00 00 29 hashed_area_len
0000000a 05 subpacket length 0000000a 05 subpacket length
0000000b 82 subpacket tag 0000000b 82 subpacket tag
0000000c 65 3d 2b 89 sig creation time 0000000c 65 3d 2d 0f sig creation time
00000010 22 subpacket length 00000010 22 subpacket length
00000011 21 subpacket tag 00000011 21 subpacket tag
00000012 06 version 00000012 06 version
@ -62,17 +62,17 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
00000020 c8 a9 e0 54 94 9a 41 22 2e a7 38 57 6e d1 9c ae 00000020 c8 a9 e0 54 94 9a 41 22 2e a7 38 57 6e d1 9c ae
00000030 a3 dc 99 00000030 a3 dc 99
00000033 00 00 00 00 unhashed_area_len 00000033 00 00 00 00 unhashed_area_len
00000037 97 digest_prefix1 00000037 db digest_prefix1
00000038 f5 digest_prefix2 00000038 9e digest_prefix2
00000039 20 salt_len 00000039 20 salt_len
0000003a b4 c6 ed 8e 3f 08 salt 0000003a 90 a4 54 9e 5a 0b salt
00000040 90 69 36 82 19 7d e9 df 74 18 af 92 d1 ee a3 08 00000040 56 70 e3 ce 68 ed 8e f6 b8 73 e7 93 b9 2d 91 9c
00000050 0a 18 87 de 56 f1 01 a3 00 89 00000050 a1 28 7d 8c b8 78 c2 74 81 d0
0000005a ef 83 32 b9 40 84 ed25519_sig 0000005a 53 4a 9e ff c6 d1 ed25519_sig
00000060 10 21 33 f4 7a e9 05 0d 5c 16 10 75 27 95 0a 32 00000060 d0 1d f2 c0 73 73 2f 05 28 aa 3d 1e 7d 85 a1 8f
00000070 49 e0 98 2d 0e 74 b0 f1 17 d4 3e 69 95 a7 6f b9 00000070 a5 de 5d ad 3c 85 ac 54 1f b8 b9 d0 c1 03 8d f1
00000080 76 bc 22 3d ee 9c 46 e8 d5 41 12 6c c8 f5 c6 37 00000080 6b 3d cd bc d4 1d 02 e5 f8 a2 18 de 0f 61 ce fa
00000090 06 14 f5 3b a7 cd a7 ea 96 0b 00000090 07 cb 40 db f6 63 b1 28 07 0b
``` ```
## Inline signature ## Inline signature
@ -81,32 +81,40 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
$ sq sign --signer-file alice.pgp message.txt $ sq sign --signer-file alice.pgp message.txt
-----BEGIN PGP MESSAGE----- -----BEGIN PGP MESSAGE-----
xA0DAAob0Hsk7JGhTdIByxJiAAAAAABoZWxsbyB3b3JsZArCmAYAGwoAAAApBYJl xEYGAAobIK+vlFDAK62+055LpOCoOGecp66NiyRz6M+emCLp5Nbg0Hsk7JGhTdJA
PS6aIiEG0Hsk7JGhTdJArC1T5sip4FSUmkEiLqc4V27RnK6j3JkAAAAA2fQg3Chc rC1T5sip4FSUmkEiLqc4V27RnK6j3JkByxJiAAAAAABoZWxsbyB3b3JsZArCmAYA
XOvRADo3I2sUdXevtp29q//4cFpY89jZSmZccCmC0rzU2cuCZTPer8IugpmpbcAT GwoAAAApBYJlPXuNIiEG0Hsk7JGhTdJArC1T5sip4FSUmkEiLqc4V27RnK6j3JkA
VePYVzWPYUH/XcGJBuGNJVbKSGP2sgNqUb33XhtusK+TRiu4qxgwgOXVywwF AAAAhrggr6+UUMArrb7Tnkuk4Kg4Z5ynro2LJHPoz56YIunk1uApSiAe9CYGgqrs
=AZt5 p6Ud6ARDVcOWWFhxTJK2rNULlZ9k4HPFvUT4PTrjpb4kjRAb6MDgSSclPaj14FjL
rpr/eqQF
=r993
-----END PGP MESSAGE----- -----END PGP MESSAGE-----
``` ```
```text ```text
$ sq sign --signer-file alice.pgp message.txt |sq packet dump --hex $ sq packet dump --hex inline-sig.txt
One-Pass Signature Packet, new CTB, 2 header bytes + 13 bytes One-Pass Signature Packet, new CTB, 2 header bytes + 70 bytes
Version: 3 Version: 6
Type: Binary Type: Binary
Pk algo: Ed25519 Pk algo: Ed25519
Hash algo: SHA512 Hash algo: SHA512
Issuer: D07B24EC91A14DD2 Issuer: D07B24EC91A14DD240AC2D53E6C8A9E054949A41222EA738576ED19CAEA3DC99
Last: true Last: true
00000000 c4 CTB 00000000 c4 CTB
00000001 0d length 00000001 46 length
00000002 03 version 00000002 06 version
00000003 00 type 00000003 00 type
00000004 0a hash_algo 00000004 0a hash_algo
00000005 1b pk_algo 00000005 1b pk_algo
00000006 d0 7b 24 ec 91 a1 4d d2 issuer 00000006 20 salt_len
0000000e 01 last 00000007 af af 94 50 c0 2b ad be d3 salt
00000010 9e 4b a4 e0 a8 38 67 9c a7 ae 8d 8b 24 73 e8 cf
00000020 9e 98 22 e9 e4 d6 e0
00000027 d0 7b 24 ec 91 a1 4d d2 40 issuer
00000030 ac 2d 53 e6 c8 a9 e0 54 94 9a 41 22 2e a7 38 57
00000040 6e d1 9c ae a3 dc 99
00000047 01 last
Literal Data Packet, new CTB, 2 header bytes + 18 bytes Literal Data Packet, new CTB, 2 header bytes + 18 bytes
Format: Binary data Format: Binary data
@ -126,9 +134,9 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
Pk algo: Ed25519 Pk algo: Ed25519
Hash algo: SHA512 Hash algo: SHA512
Hashed area: Hashed area:
Signature creation time: 2023-10-28 15:54:09 UTC (critical) Signature creation time: 2023-10-28 21:22:21 UTC (critical)
Issuer Fingerprint: D07B24EC91A14DD240AC2D53E6C8A9E054949A41222EA738576ED19CAEA3DC99 Issuer Fingerprint: D07B24EC91A14DD240AC2D53E6C8A9E054949A41222EA738576ED19CAEA3DC99
Digest prefix: 89FF Digest prefix: 86B8
Level: 0 (signature over data) Level: 0 (signature over data)
00000000 c2 CTB 00000000 c2 CTB
@ -140,7 +148,7 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
00000006 00 00 00 29 hashed_area_len 00000006 00 00 00 29 hashed_area_len
0000000a 05 subpacket length 0000000a 05 subpacket length
0000000b 82 subpacket tag 0000000b 82 subpacket tag
0000000c 65 3d 2e a1 sig creation time 0000000c 65 3d 7b 8d sig creation time
00000010 22 subpacket length 00000010 22 subpacket length
00000011 21 subpacket tag 00000011 21 subpacket tag
00000012 06 version 00000012 06 version
@ -148,17 +156,17 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
00000020 c8 a9 e0 54 94 9a 41 22 2e a7 38 57 6e d1 9c ae 00000020 c8 a9 e0 54 94 9a 41 22 2e a7 38 57 6e d1 9c ae
00000030 a3 dc 99 00000030 a3 dc 99
00000033 00 00 00 00 unhashed_area_len 00000033 00 00 00 00 unhashed_area_len
00000037 89 digest_prefix1 00000037 86 digest_prefix1
00000038 ff digest_prefix2 00000038 b8 digest_prefix2
00000039 20 salt_len 00000039 20 salt_len
0000003a f9 e8 86 74 33 55 salt 0000003a af af 94 50 c0 2b salt
00000040 b1 23 dc 05 b2 0a 48 ff 68 83 4d 69 94 da b3 67 00000040 ad be d3 9e 4b a4 e0 a8 38 67 9c a7 ae 8d 8b 24
00000050 d2 4e 46 5d f1 0e 44 4b d9 29 00000050 73 e8 cf 9e 98 22 e9 e4 d6 e0
0000005a 47 42 69 50 a2 85 ed25519_sig 0000005a 29 4a 20 1e f4 26 ed25519_sig
00000060 b3 e4 35 38 72 f0 d6 68 2b 59 21 d9 1c 1a 6a 7a 00000060 06 82 aa ec a7 a5 1d e8 04 43 55 c3 96 58 58 71
00000070 92 74 6e 06 63 2b ad 23 85 97 ae 25 39 06 88 dc 00000070 4c 92 b6 ac d5 0b 95 9f 64 e0 73 c5 bd 44 f8 3d
00000080 8e d6 6b 6d a9 c1 16 08 e6 c4 d9 9c 6a a6 5d 50 00000080 3a e3 a5 be 24 8d 10 1b e8 c0 e0 49 27 25 3d a8
00000090 74 aa c3 95 c4 9a b0 03 ee 03 00000090 f5 e0 58 cb ae 9a ff 7a a4 05
``` ```
## Cleartext signature ## Cleartext signature
@ -180,16 +188,16 @@ r13/eqMN8kfCDw==
``` ```
```text ```text
$ sq sign --cleartext-signature --signer-file alice.pgp message.txt |sq packet dump --hex $ sq packet dump --hex cleartext-sig.txt
Signature Packet, new CTB, 2 header bytes + 152 bytes Signature Packet, new CTB, 2 header bytes + 152 bytes
Version: 6 Version: 6
Type: Text Type: Text
Pk algo: Ed25519 Pk algo: Ed25519
Hash algo: SHA512 Hash algo: SHA512
Hashed area: Hashed area:
Signature creation time: 2023-10-28 15:56:30 UTC (critical) Signature creation time: 2023-10-28 15:55:48 UTC (critical)
Issuer Fingerprint: D07B24EC91A14DD240AC2D53E6C8A9E054949A41222EA738576ED19CAEA3DC99 Issuer Fingerprint: D07B24EC91A14DD240AC2D53E6C8A9E054949A41222EA738576ED19CAEA3DC99
Digest prefix: 53D2 Digest prefix: DAA0
Level: 0 (signature over data) Level: 0 (signature over data)
00000000 c2 CTB 00000000 c2 CTB
@ -201,7 +209,7 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
00000006 00 00 00 29 hashed_area_len 00000006 00 00 00 29 hashed_area_len
0000000a 05 subpacket length 0000000a 05 subpacket length
0000000b 82 subpacket tag 0000000b 82 subpacket tag
0000000c 65 3d 2f 2e sig creation time 0000000c 65 3d 2f 04 sig creation time
00000010 22 subpacket length 00000010 22 subpacket length
00000011 21 subpacket tag 00000011 21 subpacket tag
00000012 06 version 00000012 06 version
@ -209,15 +217,15 @@ Signature Packet, new CTB, 2 header bytes + 152 bytes
00000020 c8 a9 e0 54 94 9a 41 22 2e a7 38 57 6e d1 9c ae 00000020 c8 a9 e0 54 94 9a 41 22 2e a7 38 57 6e d1 9c ae
00000030 a3 dc 99 00000030 a3 dc 99
00000033 00 00 00 00 unhashed_area_len 00000033 00 00 00 00 unhashed_area_len
00000037 53 digest_prefix1 00000037 da digest_prefix1
00000038 d2 digest_prefix2 00000038 a0 digest_prefix2
00000039 20 salt_len 00000039 20 salt_len
0000003a 9d e4 5e 3f 37 33 salt 0000003a 70 33 a1 14 f3 bb salt
00000040 d8 9c 70 d8 b5 e2 30 48 6c b8 2e 75 9d 7c 10 3b 00000040 fe d9 bb 17 3c 23 37 f8 af 7f ea 48 29 81 7c 3a
00000050 42 a2 6d f4 db 96 47 d3 57 42 00000050 96 cd 35 ea 99 5b 6c 48 14 87
0000005a 58 99 2f 2c a2 35 ed25519_sig 0000005a 00 29 1a de a6 cd ed25519_sig
00000060 b7 3f 63 8a 7f f1 d0 b7 5b 38 cd 92 bb e9 b5 59 00000060 79 e8 6a bb c1 fa 4b 45 0a f1 5e f2 1d ba 55 84
00000070 9b 45 e1 0b fd d9 e7 96 4d e4 e9 5f 22 29 91 6d 00000070 4c 6e f4 7b bb da 35 84 cd 4f c1 d2 1f 4c 47 98
00000080 85 a3 94 90 11 9d 3a 3d 32 74 a7 32 ca 73 4b 45 00000080 03 84 93 e8 5a ea f1 f1 87 f2 5c 10 ec 45 2e 32
00000090 4f 19 a5 49 3d d8 83 0e 1b 09 00000090 af 5d ff 7a a3 0d f2 47 c2 0f
``` ```