Responsible disclosure

Please report any flaws found in SEPPmail Cloud or SEPPmail Appliances via PGP encrypted mail to security@seppmail.io
You can see our Hall Of Fame for active submitters.
The public PGP key can be obtained found here or here as follows

-----BEGIN PGP PUBLIC KEY BLOCK-----
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=XUGD
-----END PGP PUBLIC KEY BLOCK-----
            

S/MIME Certificates for SEPPmail.Cloud

Root CA

Root CA download
https://www.seppmail.com/security/SEPPmail_Cloud_Root_CA.crt
SHA1
54:44:66:A3:1B:90:7F:E5:B0:56:8D:09:64:33:1C:5F:97:49:B8:49
SHA256
E5:BE:55:DD:89:03:FE:3D:85:4C:40:14:44:BE:54:64:4B:4B:7D:F5:BE:0F:2B:2C:EC:51:F0:6D:B1:BC:2C:48
Expiration
2043-10-26

Intermediate CA for Domain Encryption of CH SEPPmail.Cloud

CH Intermediate download
https://www.seppmail.com/security/SEPPmail_Cloud_Domain_Encryption_Root_CH.crt
CRL
https://securemail.ch.seppmail.cloud/certs.crl
SHA1
89:B7:3F:3B:F1:F7:48:F8:AC:77:C0:D3:94:1C:FE:96:93:F9:13:9B
SHA256
12:17:34:A8:4C:02:6A:FE:00:96:EF:C6:C8:4B:91:B2:B1:E1:6C:0B:31:93:4D:AD:22:A5:87:6D:66:54:EF:DE
Expiration
2043-10-26

Intermediate CA for Domain Encryption of DE SEPPmail.Cloud

DE Intermediate download
https://www.seppmail.com/security/SEPPmail_Cloud_Domain_Encryption_Root_DE.crt
CRL
https://securemail.de.seppmail.cloud/certs.crl
SHA1
EC:EA:CA:C6:71:B9:FE:86:3A:8E:69:6B:24:2F:D6:40:BB:14:7B:FD
SHA256
6C:C2:B7:7C:FC:FB:28:26:82:3C:3A:46:1E:68:BC:41:AA:4F:CB:98:56:00:EC:11:64:A0:1B:9D:A3:C4:BF:0D
Expiration
2043-10-26