Remediate SWEET32 — Disable TLS_RSA_WITH_3DES_EDE_CBC_SHA For Windows Server 2012 R2
Admins have become very aware of the need to adjust the Schannel protocol settings for TLS to enable TLS 1.2 and to disable older versions. Howe…
Security
Defender Portal Enable Audit – Is That The Unified Audit Log?
This was a question from a recent customer engagement: Why is the Microsoft Defender portal asking me to turn on the Unified Audit Log when I alr…
Microsoft Defender for Office 365 Blog Compiled links
Below are a series of links to the main Microsoft Defender for Office 365 blog. Shortcuts added here as this is one of my shared bookmarks.
Note t…
Out of Band Critical Exchange Security Updates–March 2021
Security updates were released today for Exchange 2010, 2013, 2016 and 2019. Attacks were detected which leveraged these vulnerabilities, …
Exchange Managed Availability Broken With TLS 1.2 Changes
In most enterprise customers there is a segregation of duties between multiple teams. This could be networking and desktop. Or Windows Serv…
Critical Schannel Vulnerability – MS14-066
In the November 2014 security bulletin there were 14 updates released. The updates resolved security issues in IE, OLE and Schannel.&n…
Important Upcoming Certificate Changes
Please be aware that there is a pending change for the minimum key length for certificates with RSA keys. The private keys used in these ce…