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Unverified Commit ad32c0cc authored by zzz's avatar zzz
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prop. 169 fixes

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i2p2www/spec/proposals/169-pq-crypto.rst
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...@@ -5,7 +5,7 @@ Post-Quantum Crypto Protocols ...@@ -5,7 +5,7 @@ Post-Quantum Crypto Protocols
:author: zzz :author: zzz
:created: 2025-01-21 :created: 2025-01-21
:thread: http://zzz.i2p/topics/3294 :thread: http://zzz.i2p/topics/3294
:lastupdated: 2025-01-25 :lastupdated: 2025-01-27
:status: Open :status: Open
:target: 0.9.80 :target: 0.9.80
...@@ -353,6 +353,10 @@ Destination sizes ...@@ -353,6 +353,10 @@ Destination sizes
Here are lengths for the new Destination types. Here are lengths for the new Destination types.
Enc type for all is "ElGamal" (0) but the encryption key length is treated as 0. Enc type for all is "ElGamal" (0) but the encryption key length is treated as 0.
The entire 384-byte section is used for the first part of the signing public key. The entire 384-byte section is used for the first part of the signing public key.
NOTE: This is different than the spec for the ECDSA_SHA512_P521
and the RSA signature types, where we maintained the 256-byte ElGamal
key in the destination even though it was unused.
No padding. No padding.
Total length is 7 + total key length. Total length is 7 + total key length.
Key certificate length is 4 + excess key length. Key certificate length is 4 + excess key length.
...@@ -368,7 +372,7 @@ skey[0:383] 5 (932 >> 8) (932 & 0xff) 00 12 00 255 skey[384:1311] ...@@ -368,7 +372,7 @@ skey[0:383] 5 (932 >> 8) (932 & 0xff) 00 12 00 255 skey[384:1311]
============================ =========== ======================= ====== ====== ===== ============================ =========== ======================= ====== ====== =====
MLDSA44_EdDSA_SHA512_Ed25519 12 1344 384 960 1351 MLDSA44_EdDSA_SHA512_Ed25519 12 1344 384 960 1351
MLDSA65_EdDSA_SHA512_Ed25519 13 1984 384 1600 1991 MLDSA65_EdDSA_SHA512_Ed25519 13 1984 384 1600 1991
MLDSA87_EdDSA_SHA512_Ed25519 14 2616 384 2648 2623 MLDSA87_EdDSA_SHA512_Ed25519 14 2616 384 2232 2623
MLDSA44 15 1312 384 928 1319 MLDSA44 15 1312 384 928 1319
MLDSA65 16 1952 384 1568 1959 MLDSA65 16 1952 384 1568 1959
MLDSA87 17 2592 384 2208 2599 MLDSA87 17 2592 384 2208 2599
...@@ -397,7 +401,7 @@ enckey[0:31] skey[0:351] 5 (960 >> 8) (960 & 0xff) 00 12 00 4 skey[352:1311] ...@@ -397,7 +401,7 @@ enckey[0:31] skey[0:351] 5 (960 >> 8) (960 & 0xff) 00 12 00 4 skey[352:1311]
============================ =========== ======================= ====== ====== ===== ============================ =========== ======================= ====== ====== =====
MLDSA44_EdDSA_SHA512_Ed25519 12 1344 352 992 1383 MLDSA44_EdDSA_SHA512_Ed25519 12 1344 352 992 1383
MLDSA65_EdDSA_SHA512_Ed25519 13 1984 352 1632 2023 MLDSA65_EdDSA_SHA512_Ed25519 13 1984 352 1632 2023
MLDSA87_EdDSA_SHA512_Ed25519 14 2616 352 2660 2655 MLDSA87_EdDSA_SHA512_Ed25519 14 2616 352 2264 2655
MLDSA44 15 1312 352 960 1351 MLDSA44 15 1312 352 960 1351
MLDSA65 16 1952 352 1600 1991 MLDSA65 16 1952 352 1600 1991
MLDSA87 17 2592 352 2240 2631 MLDSA87 17 2592 352 2240 2631
......
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