Re: CMS with ECC Keys is incompatibel to Windows CMS / Outlook

2019-11-15 Thread Meik Kreyenkoetter
Hello again, maybe i have found the difference in the CMSes generated by OpenSSL and Windows. This is the keyEncryptionAlgorithm in kari generated on Windows: keyEncryptionAlgorithm: algorithm: dhSinglePass-stdDH-sha1kdf-scheme (1.3.133.16.840.63.0.2) parameter: SEQUENCE:

CMS with ECC Keys is incompatibel to Windows CMS / Outlook

2019-11-15 Thread Meik Kreyenkoetter
Hello, when generating a CMS with OpenSSL 1.1.1d or OpenSSL 1.0.2g using only ECC Keys, Windows 10 is unable to decrypt the CMS. All Passwords for keys is "test". Encrypting: openssl cms -encrypt -outform PEM -recip bob.pem -in Test.eml -out opensslencrypted.cms -aes256 -aes128-wrap Decryptio