OFB chaining mode requires padding
Bug #996193 reported by
Legrandin
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Python-Crypto |
Fix Committed
|
Undecided
|
Unassigned |
Bug Description
OFB mode transforms the block cipher into a stream cipher.
However, MODE_OFB in pycrypto still requires the plaintext/
According to NIST SP 800-38A, the last block can be partial.
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Pull request: https:/ /github. com/dlitz/ pycrypto/ pull/26
Fix committed: https:/ /github. com/dlitz/ pycrypto/ commit/ af9b41cc4b0a58d d87f56e334a8d47 8f238f074d