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. However, the cipher suites do …
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 already have that enabled?…
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 that some links …
Security updates were released today for Exchange 2010, 2013, 2016 and 2019. Attacks were detected which leveraged these vulnerabilities, so an out of band set of updates was released
This …
In most enterprise customers there is a segregation of duties between multiple teams. This could be networking and desktop. Or Windows Server platform and messaging. It was the split in …
In the November 2014 security bulletin there were 14 updates released. The updates resolved security issues in IE, OLE and Schannel. It is the latter that is worth calling out …
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 certificates can be derived and …