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April 8, 2025 14:53

Microsoft Patch Tuesday for April 2025 — Snort rules and prominent vulnerabilities

Microsoft has released its monthly security update for April of 2025 which includes 126 vulnerabilities affecting a range of products, including 11 that Microsoft has marked as “critical”.

April 8, 2025 06:50

Year in Review: Key vulnerabilities, tools, and shifts in attacker email tactics

From Talos' 2024 Year in Review, here are some findings from the top targeted network device vulnerabilities. We also explore how threat actors are moving away from time sensitive lures in their emails. And finally we reveal the tools that adversaries most heavily utilized last year.

April 3, 2025 14:03

One mighty fine-looking report

Hazel highlights the key findings within Cisco Talos’ 2024 Year in Review (now available for download) and details our active tracking of an ongoing campaign targeting users in Ukraine with malicious LNK files.

March 31, 2025 05:53

Available now: 2024 Year in Review

Download Talos' 2024 Year in Review now, and access key insights on the top targeted vulnerabilities of the year, network-based attacks, email threats, adversary toolsets, identity attacks, multi-factor authentication (MFA) abuse, ransomware and AI-based attacks.

March 28, 2025 06:00

Gamaredon campaign abuses LNK files to distribute Remcos backdoor

Cisco Talos is actively tracking an ongoing campaign, targeting users in Ukraine with malicious LNK files which run a PowerShell downloader since at least November 2024.

March 27, 2025 14:01

Money Laundering 101, and why Joe is worried

In this blog post, Joe covers the very basics of money laundering, how it facilitates ransomware cartels, and what the regulatory future holds for cybercrime.

March 20, 2025 14:00

Tomorrow, and tomorrow, and tomorrow: Information security and the Baseball Hall of Fame

In this week’s Threat Source newsletter, William pitches a fun comparison between baseball legend Ichiro Suzuki and the unsung heroes of information security, highlights newly released UAT-5918 research, and shares an exciting new Talos video.