A new Microsoft-issued software patch for Outlook (Classic) on Windows 11 inadvertently broke encrypted email support - ...

Microsoft’s full-disk encryption feature is not being widely used, even where it is part of the Windows operating system, according to a new survey released by security vendor Opswat. Microsoft added ...

Microsoft has finally decided to discontinue the RC4 encryption method that has been supported by default in Windows for 26 years. By eliminating this old technology, which has been the target of ...

There’s a new, more secure way to encrypt files in Windows 11, but it’s only an option for building secure applications, not a replacement for BitLocker. Image: Ascannio/Adobe Stock Windows 10 already ...

Microsoft has published a knowledge base article acknowledging a problem with encryption acceleration in the newest versions of Windows that could result in data corruption. The company recommends ...

Researchers have discovered what they call a vulnerability in Microsoft 365, tied to the use of a broken or risky cryptographic algorithm. It could be exploited to infer some or all the content of ...

Microsoft has confirmed a known issue that prevents recipients from opening encrypted emails in classic Outlook.

Encrypted emails in Microsoft’s older email client—called “classic Outlook” as opposed to “new Outlook”—have once again ...

Israeli researchers who have reverse-engineered a critical component of Windows’ encryption technology say attackers could exploit flaws to decipher secured information. Microsoft Corp. has downplayed ...

Microsoft says an Iranian state-sponsored threat group it tracks as DEV-0270 (aka Nemesis Kitten) has been abusing the BitLocker Windows feature in attacks to encrypt victims' systems. Redmond's ...

Cybersecurity company WithSecure Oyj is warning that a security flaw in Microsoft 365 Message Encryption can leak structural information in messages. WithSecure, previously known as F-Secure until ...