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Diffstat (limited to 'doc/man3/RSA_public_encrypt.pod')
| -rw-r--r-- | doc/man3/RSA_public_encrypt.pod | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/man3/RSA_public_encrypt.pod b/doc/man3/RSA_public_encrypt.pod index a495ecdf76..91c176e24c 100644 --- a/doc/man3/RSA_public_encrypt.pod +++ b/doc/man3/RSA_public_encrypt.pod @@ -67,6 +67,13 @@ recovered plaintext. On error, -1 is returned; the error codes can be obtained by L<ERR_get_error(3)>. +=head1 WARNING + +Decryption failures in the RSA_PKCS1_PADDING mode leak information +which can potentially be used to mount a Bleichenbacher padding oracle +attack. This is an inherent weakness in the PKCS #1 v1.5 padding +design. Prefer RSA_PKCS1_OAEP_PADDING. + =head1 CONFORMING TO SSL, PKCS #1 v2.0 |