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895 Commits

Author SHA1 Message Date
Daira Hopwood aeab72d534 Update Change History. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 21:36:55 +00:00
Daira Hopwood 2fa37c1f1f Improve security definitions for signatures. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 21:31:33 +00:00
Daira Hopwood cd930a18be Clean up diversification. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 21:31:18 +00:00
Daira Hopwood de01f6ed18 Various minor improvements and cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 21:29:49 +00:00
Daira Hopwood 877ce30283 Simplify FindGroupHash to use a single-byte index. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 21:22:53 +00:00
Daira Hopwood b44beb7141 Regenerate PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 17:44:17 +00:00
Daira Hopwood 38b460aa6f Appendix A updates: 
* categorize components into larger sections
* fill in the [de]compression and validation algorithm
* more precisely state the assumptions for inputs and outputs
* delete not-all-one component which is no longer needed
* factor out xor into its own component
* specify [un]packing more precisely; separate it from boolean constraints
* optimize checking for non-small order
* notation in variable-base multiplication algorithm.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 17:42:49 +00:00
Daira Hopwood 1b1acc05d7 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 17:27:43 +00:00
Daira Hopwood 4443e647ec fixup 2018-03-11 17:09:42 +00:00
Daira Hopwood 618e6ebf37 Change Uncommitted^Sapling to be a u-coordinate for which there is no point on the curve. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 17:09:32 +00:00
Daira Hopwood f55ad120ff Minor corrections and improvements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 14:02:22 +00:00
Daira Hopwood 7cde004f83 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 14:00:00 +00:00
Daira Hopwood 6166a6aa33 Add use of ZIP 143 signature verification as a normative requirement. 
(Previously it was only referenced in the implementation section.)

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 13:25:19 +00:00
Daira Hopwood 2f5dc86748 Address my comments on ZIP 202. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 13:11:07 +00:00
Daira Hopwood 96cfbe9232 Cosmetics: use 'Of' macros. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 12:49:42 +00:00
Daira Hopwood 03918a759c Don't use cofactor multiplication in derivation of nf. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 12:49:42 +00:00
Daira Hopwood 757cc5b7b4 negligible -> insignificant. refs #92 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 12:49:42 +00:00
Daira Hopwood 87efd20a9c Change PRF^nr to produce computationally uniform output. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 12:49:42 +00:00
Daira Hopwood 82d794060d Change how (ask, rsk) are derived from sk. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-11 12:49:42 +00:00
Daira Hopwood 963987d5cd Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-10 21:06:47 +00:00
Daira Hopwood 678ec1043f Bitbox cosmetics (use \strut to ensure consistent vertical alignment). 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-10 21:00:27 +00:00
Daira Hopwood ebd2a5964e Macro refactoring. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-10 20:47:34 +00:00
Daira Hopwood 76f3b1d0fd Add comments at closing braces saying which construct is being closed. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-10 04:11:23 +00:00
Daira Hopwood 2924ff85e1 Add space between bibliography entries. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-10 04:03:29 +00:00
Daira Hopwood cda5cd5c7b Use less distracting colours for hyperlinks. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-10 04:03:08 +00:00
Daira Hopwood 274a55e841 Fix links. Add link to reference implementation PR to ZIP 203. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-07 01:49:01 +00:00
Daira Hopwood ae87e03d6c Move ZIP 203 from draft. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-07 01:19:48 +00:00
Daira Hopwood f27f528724 Update PDFs. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood 19cd38b782 Update Change History for 2018.0-beta-12. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood cf0c5a47e6 Update Merkle hashes, add unused layer argument to MerkleHash^Sprout. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood 39780602bf WIP on Sapling statements. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood a6b342f22e Additions to Appendix A: packing modulo the field size, and range checks. 
Also update some notes.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood b198e08388 Rename "raw" to "homomorphic" Pedersen commitments 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood 77ee3b4fc4 Update algorithm for variable-base scalar multiplication to what is 
implemented in sapling-crypto.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood 34bae57edb Add definition of PRF^nr. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood 79c5c67906 Add re-randomizable signature section. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood e6c507c995 Cosmetic bibliography changes. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood bb79519d1b Add Overwinter ZIPs and update section on Overwinter/Sapling transitions. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood e21a090af8 Add references [FKMSSS2016] and [CDG1987]. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood 63843cf2d3 Cosmetics. 
Signed-off-by: Daira Hopwood <daira@jacaranda.org>
 2018-03-06 23:09:15 +00:00
Daira Hopwood 8171ec9bba
Merge pull request #139 from bitcartel/bicartel-nu0-network-handshake 
Update ZIP 0201 with protocol version 170004 details
 2018-03-02 23:34:12 +00:00
Daira Hopwood 966103fa66
Merge pull request #131 from arcalinea/tx-expiry 
[ZIP 203] Transaction Expiry
 2018-03-02 23:29:59 +00:00
Daira Hopwood ed7cef7c02
Merge pull request #129 from str4d/2584-zip-143 
[ZIP 143] Transaction Signature Verification for Overwinter
 2018-03-02 23:27:00 +00:00
Jay Graber 4805b365ca Changes 2018-03-02 15:10:36 -08:00
Jay Graber af1932e303 Incorporate tromer, daira feedback 2018-03-01 11:50:34 -08:00
Simon a1cb7773d7 Update ZIP 0201 with protocol version 170004 details 2018-03-01 09:24:37 -08:00
str4d 60c7424509
Add terminology references 2018-03-01 01:18:52 +00:00
str4d 50152246c8
Merge pull request #133 from bitcartel/bitcartel-nu0-tx-format 
[ZIP 202] Version 3 Transaction Format for Overwinter
 2018-03-01 14:12:49 +13:00
str4d 24a030c07c
Refer to existing term definitions 2018-03-01 01:10:55 +00:00
str4d adebef290e
Merge pull request #134 from bitcartel/bicartel-nu0-network-handshake 
[ZIP 201] Network Handshaking for Overwinter
 2018-03-01 14:07:31 +13:00