Temporary Passcode Authentication
by Barracuda NetworksOn March 31, 2023, the Email Gateway Defense (EGD) team published an update that disabled auto-authentication for end users from quarantine email digests. End users are now required to authenticate before they can view their account and
Update to End User Authentication
by Barracuda NetworksAs of Friday, March 31, 2023, the Email Gateway Defense (EGD) team published an update that disabled auto-authentication for end users from quarantine email digests. End users will now be required to authenticate before they can view their
ESS will no longer support TLS v1.0 and TLS v1.1
by Barracuda NetworksOn November 30, 2020, ESS will drop support for TLS v1.0 and v1.1. These are extremely old protocols that have numerous security vulnerabilities. If you are aware of any senders that are still using these protocols, advise them to upgrade.
UPDATE - Deprecation enforcement of TLS 1.0 and 1.1 postponed to a later date
by Barracuda NetworksOn January 9, 2020, we had posted a notice that ESS would be dropping support for TLS v1.0 and v1.1 on June 1 of this year. Due to the current world crisis, we have temporarily halted the deprecation enforcement of TLS 1.0 and 1.1. This...
ESS dropping support for insecure ciphers
by Barracuda NetworksBarracuda Email Security Service (ESS) no longer supports the following insecure ciphers for Transport Layer Security (TLS). ECDHE-ECDSA-DES-CBC3-SHA [1.0] ECDHE-RSA-DES-CBC3-SHA [1.0] DHE-RSA-DES-CBC3-SHA [1.0] AES256-GCM-SHA384 [1.2...
ESS dropping support for older versions of TLS/SSL
by Barracuda NetworksStarting on Jan 16, 2020 (next week), ESS will no longer accept connections on SSL v3. Additionally on Jun 1, we’ll drop support for TLS v1.0 and v1.1. These are extremely old protocols that have lots of security vulnerabilities. This...