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Diffstat (limited to 'Documentation/technical/hash-function-transition.txt')
| -rw-r--r-- | Documentation/technical/hash-function-transition.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/technical/hash-function-transition.txt b/Documentation/technical/hash-function-transition.txt index 2ae8fa4..8a4596b 100644 --- a/Documentation/technical/hash-function-transition.txt +++ b/Documentation/technical/hash-function-transition.txt @@ -531,7 +531,7 @@ Until Git protocol gains SHA-256 support, using SHA-256 based storage on public-facing Git servers is strongly discouraged. Once Git protocol gains SHA-256 support, SHA-256 based servers are likely not to support SHA-1 compatibility, to avoid what may be a very expensive -hash reencode during clone and to encourage peers to modernize. +hash re-encode during clone and to encourage peers to modernize. The design described here allows fetches by SHA-1 clients of a personal SHA-256 repository because it's not much more difficult than @@ -602,7 +602,7 @@ git --output-format=sha1 log abac87a^{sha1}..f787cac^{sha256} Choice of Hash -------------- -In early 2005, around the time that Git was written, Xiaoyun Wang, +In early 2005, around the time that Git was written, Xiaoyun Wang, Yiqun Lisa Yin, and Hongbo Yu announced an attack finding SHA-1 collisions in 2^69 operations. In August they published details. Luckily, no practical demonstrations of a collision in full SHA-1 were |