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authorEelco Dolstra <eelco.dolstra@logicblox.com>2015-02-17T12·16+0100
committerEelco Dolstra <eelco.dolstra@logicblox.com>2015-02-17T12·16+0100
commitf19b4abfb2c238a98f749812c9ba294dd98d8bd0 (patch)
treec135e5fcc4e1dc2722119c624adb80a6385f80c5 /doc/manual/expressions
parent8c8750ae661559613ee357d5814505b933258aaf (diff)
Include NAR size in fingerprint computation
This is not strictly needed for integrity (since we already include
the NAR hash in the fingerprint) but it helps against endless data
attacks [1]. (However, this will also require
download-from-binary-cache.pl to bail out if it receives more than the
specified number of bytes.)

[1] https://isis.poly.edu/~jcappos/papers/cappos_mirror_ccs_08.pdf
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