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2489 Commits

Author SHA1 Message Date
Daira Hopwood e7ad03ac52 The nonce input to the AEAD isn't long enough, so derive K^disclose_i using a PRF instead. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-26 01:56:04 +00:00
Daira Hopwood abb9da9937 Fix a long line. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-26 00:21:25 +00:00
Daira Hopwood f0c24c113e Merge branch '738.fix-internalh-collision.0' into 406.viewing-keys.1 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-26 00:17:19 +00:00
Daira Hopwood e20d0dd437 Fix for InternalH collision attack. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-26 00:02:11 +00:00
Daira Hopwood 1d03b32575 Fix order of arguments to nonce in Pour statement. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 23:44:44 +00:00
Daira Hopwood 14e2428c66 Include security@z.cash address. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 23:41:47 +00:00
Daira Hopwood e2d08d1073 Fix the definition of P^shared. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 23:39:20 +00:00
Daira Hopwood 91ecf4ff93 Fix keystream reuse bug found by Taylor. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 23:38:31 +00:00
Daira Hopwood 7719e708c7 Fixes to Pour statement. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 21:42:28 +00:00
Daira Hopwood 19eb032dac Fixes to encryption section. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 21:42:00 +00:00
Daira Hopwood dc4e99389e Add back some information that was lost in a previous refactoring. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 19:43:03 +00:00
Daira Hopwood 0e3aee41ac Fix encodings to take into account viewing keys. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 19:41:06 +00:00
Daira Hopwood 36340df6c2 Rearrange sections; macro cleanups. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 18:32:18 +00:00
Daira Hopwood 3576398cfb WIP: encryption and key derivation changes for viewing keys. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 17:13:31 +00:00
Daira Hopwood d33c441c91 Makefile: protocol.pdf depends on key_components.pdf. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 17:12:56 +00:00
Daira Hopwood 50dcb686f0 Define 1..N notation. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 17:12:28 +00:00
Daira Hopwood 0db3ecc2ad Add comments about changes in coin validity due to blockchain evolution. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-25 17:10:26 +00:00
Daira Hopwood a8468efb58 More WIP. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-17 02:03:50 +00:00
Daira Hopwood 6a2713ec02 WIP toward changing the disclosure ciphertext to symmetric encryption. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-17 01:57:21 +00:00
Daira Hopwood 0e43170229 New key_components diagram. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-17 00:58:02 +00:00
Daira Hopwood 2d924b2fbc Add key_components diagram. 2016-02-16 20:08:52 +00:00
Daira Hopwood a7e10012f7 Work in progress for viewing key support. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-16 20:07:31 +00:00
Daira Hopwood 9ed6ece058 Add conformance definitions and Caution section. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-16 19:49:37 +00:00
Daira Hopwood e58b268d5d Correct i to i-1 in the PRF inputs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-16 19:47:27 +00:00
Daira Hopwood 270959b5cd Add make target that makes the PDF unconditionally. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-16 19:45:29 +00:00
Daira Hopwood b3b34c21f0 Add table of contents and version. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-11 18:54:23 +00:00
Daira Hopwood 7f00921967 Change coin commitments in Merkle tree diagram back to cm. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-11 18:37:28 +00:00
Daira Hopwood 63a13665b7 Highlight changes for Faerie Gold fix. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-11 18:21:39 +00:00
Daira Hopwood 8b3f18bbe3 Correct an error in the definition of PRF^rho. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-11 16:29:42 +00:00
Daira Hopwood dd3464441a Proposed fix for Faerie Gold attack -- WIP. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-11 16:28:59 +00:00
Daira Hopwood 0d8ca188fe Formatting cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-11 16:27:55 +00:00
Daira Hopwood f169514c65 Highlight changes from original Zerocash. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-11 15:04:56 +00:00
Daira Hopwood 55c631d37f Correct the length of pk_enc in a raw-encoded address. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-09 00:51:25 +00:00
Daira Hopwood e30bd3e555 Clarification of another difference from crypto_box_seal. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 21:55:20 +00:00
Daira Hopwood 0329a2e768 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 21:54:57 +00:00
Daira Hopwood eafecf2ad9 Proposed fix to issue raised by Matthew Green about defence in depth. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 11:38:10 +00:00
Daira Hopwood c822d433d0 Reorder definitions to avoid a forward reference. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 11:26:30 +00:00
Daira Hopwood c3646a4cd4 Fix formatting and warnings. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 11:26:13 +00:00
Daira Hopwood d8cf2eae83 Switch from blake2b to SHA-256 for nonce computations. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 11:25:51 +00:00
Daira Hopwood 3d56cf291a Memo field fixes. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 11:25:51 +00:00
Daira Hopwood 906975de12 More references. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 11:25:30 +00:00
Daira Hopwood 93d4303968 Proposed crypto_box encryption. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-07 11:25:30 +00:00
Daira Hopwood d4b5d5eed9 Fix truncation in PRF^sn and PRF^pk. closes #686 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-02 23:40:44 +00:00
Daira Hopwood ce5cff9eeb Add "Differences from the Zerocash paper" section. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-02-01 22:08:13 +00:00
Daira Hopwood 131642e53b Adjust formatting of raw encoding layouts. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-01-29 00:42:16 +00:00
Daira Hopwood 5456ddf2a6 Fix size of r. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-01-29 00:41:41 +00:00
Daira Hopwood c080e5eda2 Merge branch 'nathan-wip' of github.com:Electric-Coin-Company/zips into daira-wip 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-01-29 00:17:04 +00:00
Nathan Wilcox 38290a7a86 Several comments and a few rewrites while pairing with Daira. 2016-01-28 16:10:30 -08:00
Daira Hopwood 9cddba31fc Improve paragraph spacing and remove paragraph indent. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-01-29 00:00:21 +00:00
Daira Hopwood a7d75007fa Clarify what "collision-resistant across all x" means. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2016-01-28 23:55:17 +00:00