(In reply to Adrian Schr�ter from comment #2) > looks like a regression in python-M2Crypto then ... where got you this > update candidate from exactly? > > or is the PKCS5 encryption standard dropped on purpose? Alberto? No changes since 10 month ago: >>> import m2 >>> m2.PKCS5_SALT_LEN 8 m2 in only a wrapper to libopenssl, and this variable is exported from there. So maybe in this case is a OpenSSL problem.