[HTTPS] protonmail.ch (Tue, 09 Apr 2019 12:46:21 +0000)

protonmail.ch - 185.70.40.181 : 443

Scores A
Protocol
100 / 100
Key exchange
100 / 100
Cipher
90 / 100
Overall
96.0 / 100
Protocols TLSv1_2
Keys

Certificats: RSA 4096 bits

Diffie Hellman : ECC 256 bits DH 2048 bits

Good practices PFS
Name Key exchange Authentication Encryption MAC PFS
Type Key size Type Key size Type Key size Block size Mode Type Size
TLSv1_2
  DHE-RSA-AES256-GCM-SHA384 DH 2048 RSA 4096 AES 256 128 GCM SHA384 384 PFS
  DHE-RSA-AES256-SHA DH 2048 RSA 4096 AES 256 128 CBC SHA1 160 PFS
  DHE-RSA-AES256-SHA256 DH 2048 RSA 4096 AES 256 128 CBC SHA256 256 PFS
  ECDHE-RSA-AES256-GCM-SHA384 ECDH 256 RSA 4096 AES 256 128 GCM SHA384 384 PFS
  ECDHE-RSA-AES256-SHA ECDH 256 RSA 4096 AES 256 128 CBC SHA1 160 PFS
  ECDHE-RSA-AES256-SHA384 ECDH 256 RSA 4096 AES 256 128 CBC SHA384 384 PFS
  ECDHE-RSA-CHACHA20-POLY1305 ECDH 256 RSA 4096 CHACHA20 256 POLY1305 128 PFS
  DHE-RSA-AES128-GCM-SHA256 DH 2048 RSA 4096 AES 128 128 GCM SHA256 256 PFS
  DHE-RSA-AES128-SHA DH 2048 RSA 4096 AES 128 128 CBC SHA1 160 PFS
  DHE-RSA-AES128-SHA256 DH 2048 RSA 4096 AES 128 128 CBC SHA256 256 PFS
  ECDHE-RSA-AES128-GCM-SHA256 ECDH 256 RSA 4096 AES 128 128 GCM SHA256 256 PFS
  ECDHE-RSA-AES128-SHA ECDH 256 RSA 4096 AES 128 128 CBC SHA1 160 PFS
  ECDHE-RSA-AES128-SHA256 ECDH 256 RSA 4096 AES 128 128 CBC SHA256 256 PFS