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Merge pull request #3520 from pngwjpgh/doc/chunk-seed

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Chunk seed is generated per /repository/
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TW
2018-01-10 07:26:26 +01:00
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parent 34c4400979 1820e22c02
commit 4b98393542
1 changed files with 3 additions and 3 deletions
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docs/internals/data-structures.rst
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@@ -596,9 +596,9 @@ can be used to tune the chunker parameters, the default is:
- HASH_WINDOW_SIZE = 4095 [B] (`0xFFF`)
The buzhash table is altered by XORing it with a seed randomly generated once
for the archive, and stored encrypted in the keyfile. This is to prevent chunk
size based fingerprinting attacks on your encrypted repo contents (to guess
what files you have based on a specific set of chunk sizes).
for the repository, and stored encrypted in the keyfile. This is to prevent
chunk size based fingerprinting attacks on your encrypted repo contents (to
guess what files you have based on a specific set of chunk sizes).
For some more general usage hints see also ``--chunker-params``.