Showing only posts in Bruce Schneier. Show all posts.

LastPass Breach

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Last August, LastPass reported a security breach, saying that no customer information—or passwords—were compromised. Turns out the full story is worse : While no customer data was accessed during the August 2022 incident, some source code and technical information were stolen from our development environment and used to …

Critical Microsoft Code-Execution Vulnerability

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A critical code-execution vulnerability in Microsoft Windows was patched in September. It seems that researchers just realized how serious it was (and is): Like EternalBlue, CVE-2022-37958, as the latest vulnerability is tracked, allows attackers to execute malicious code with no authentication required. Also, like EternalBlue, it’s wormable, meaning …

Ukraine Intercepting Russian Soldiers’ Cell Phone Calls

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They’re using commercial phones, which go through the Ukrainian telecom network : “You still have a lot of soldiers bringing cellphones to the frontline who want to talk to their families and they are either being intercepted as they go through a Ukrainian telecommunications provider or intercepted over the …

Trojaned Windows Installer Targets Ukraine

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Mandiant is reporting on a trojaned Windows installer that targets Ukrainian users. The installer was left on various torrent sites, presumably ensnaring people downloading pirated copies of the operating system: Mandiant uncovered a socially engineered supply chain operation focused on Ukrainian government entities that leveraged trojanized ISO files masquerading …

Apple Patches iPhone Zero-Day

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The most recent iPhone update—to version 16.1.2—patches a zero-day vulnerability that “may have been actively exploited against versions of iOS released before iOS 15.1.” News : Apple said security researchers at Google’s Threat Analysis Group, which investigates nation state-backed spyware, hacking and cyberattacks, discovered …

A Security Vulnerability in the KmsdBot Botnet

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Security researchers found a software bug in the KmsdBot cryptomining botnet: With no error-checking built in, sending KmsdBot a malformed command­—like its controllers did one day while Akamai was watching­—created a panic crash with an “index out of range” error. Because there’s no persistence, the bot …

Apple Is Finally Encrypting iCloud Backups

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After way too many years, Apple is finally encrypting iCloud backups : Based on a screenshot from Apple, these categories are covered when you flip on Advanced Data Protection: device backups, messages backups, iCloud Drive, Notes, Photos, Reminders, Safari bookmarks, Siri Shortcuts, Voice Memos, and Wallet Passes. Apple says the …

Leaked Signing Keys Are Being Used to Sign Malware

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A bunch of Android OEM signing keys have been leaked or stolen, and they are actively being used to sign malware. Łukasz Siewierski, a member of Google’s Android Security Team, has a post on the Android Partner Vulnerability Initiative (AVPI) issue tracker detailing leaked platform certificate keys that …

The Decoupling Principle

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This is a really interesting paper that discusses what the authors call the Decoupling Principle: The idea is simple, yet previously not clearly articulated: to ensure privacy, information should be divided architecturally and institutionally such that each entity has only the information they need to perform their relevant function …

CryWiper Data Wiper Targeting Russian Sites

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Kaspersky is reporting on a data wiper masquerading as ransomware that is targeting local Russian government networks. The Trojan corrupts any data that’s not vital for the functioning of the operating system. It doesn’t affect files with extensions.exe,.dll,.lnk,.sys or.msi, and ignores several …

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