Knowledgebase: Outbound Mail Flow
Certificate Authority TLS for Proofpoint Essentials Outbound Mail
Posted by Joseph O'Donnell, Last modified by David Szoke on 25 April 2018 08:06 PM

The following information details the CA TLS for Proofpoint Essentials outbound email:

Common name: *

SANs: *,

Organization: Proofpoint, Inc.

Location: Sunnyvale, California, US

Valid from April 3, 2017 to April 6, 2020

Serial Number: 5A:5B:FD:7C:AB:F0:EF:FD:80:EB:40:46:1D:06:D0:9D

Signature Algorithm: SHA-256 With RSA Encryption

Issuer: thawte SSL CA - G

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