

Cyber Security Headlines
CISO Series
Daily stories from the world of information security. To delve into any daily story, head to CISOseries.com.
Episodes
Mentioned books

16 snips
Oct 22, 2025 • 8min
Russian hackers replace malware with new tools, Windows updates cause login issues, campaign targets high-profile servers
Russian hackers are evolving, swapping out outdated malware for new, stealthier tools. Some recent Windows updates have created login chaos, affecting multiple PCs. A sophisticated campaign has emerged targeting high-profile servers with bespoke malware. Meanwhile, high-severity flaws have been added to CISA's exploited list, urging urgent patching. Plus, GlassWorm is spreading through VS Code extensions, stealing developer credentials, and a botnet expansion aims to compromise routers worldwide.

16 snips
Oct 21, 2025 • 8min
AWS outage, NSA hacking accusations, High risk WhatsApp automation
A major AWS outage caused by a DNS failure left global platforms in the lurch. Meanwhile, China has leveled accusations against the NSA for allegedly hacking its National Time Service using advanced tools. In a troubling trend, researchers discovered over 130 malicious WhatsApp automation extensions targeting users in Brazil. The threats don’t stop there—CISA has reported active exploitation of a Windows SMB vulnerability, exposing unpatched servers. It's a wild world out there in cybersecurity!

16 snips
Oct 20, 2025 • 9min
Europol dismantles SIM farm, Envoy Air compromised, Everest claims Collins hack
Europol successfully dismantled a massive SIM farm with 49 million fake accounts, marking a significant blow to cybercrime. Meanwhile, Envoy Air confirmed a major breach involving Oracle's systems, with ties to a well-known hacking group. The Everest group claimed responsibility for a cyberattack on Collins Aerospace, raising concerns after their leak site mysteriously disappeared. Additionally, new research highlighted vulnerabilities in unencrypted satellite communications that could expose sensitive military and corporate data.

20 snips
Oct 17, 2025 • 36min
Week in Review: Velociraptor pushes LockBit, Hartman loses nomination, Sotheby's cyberattack
This week features Tom Hollingsworth, a networking advisor at The Futurum Group known as the Networking Nerd, and Brett Conlon, CISO at American Century Investments. They dive into the implications of the F5 hack, comparing it to past supply-chain incidents like SolarWinds. The misuse of Velociraptor by ransomware groups raises alarms about security tool co-optation. They also discuss the lessons learned from Sotheby's breach on resilience and the alarming 32% surge in identity attacks driven by stolen passwords, advocating for stronger security measures.

16 snips
Oct 17, 2025 • 9min
Sotheby's suffers cyberattack, Cisco "Zero Disco' attacks, Microsoft revokes ransomware certificates
Sotheby’s has fallen victim to a cyberattack, with hackers stealing sensitive financial data. Meanwhile, hackers are exploiting a flaw in Cisco's SNMP for a campaign known as Operation Zero Disco, deploying Linux rootkits. Microsoft has taken significant action by revoking over 200 malware signing certificates to counter ransomware threats. In other news, a phishing scam is targeting LastPass users, impersonating the service with fake updates, while credential-based identity attacks have surged by 32% due to stolen passwords.

Oct 16, 2025 • 9min
MANGO discloses data breach, Jewelbug infiltrates Russian IT network, nation-state behind F5 attack?
MANGO discloses a data breach linked to a compromised marketing vendor, exposing customer data while financials remain secure. The threat group Jewelbug stealthily infiltrates a Russian IT provider for five months. F5 faces a major breach by a nation-state actor, prompting emergency directives for federal patching. Additionally, vulnerabilities in Windows Server updates cause Active Directory sync issues, while leaky VS Code extensions risk exposing sensitive credentials. Lastly, Whisper 2FA phishing attempts surge, highlighting evolving security threats.

Oct 15, 2025 • 8min
Legacy Windows protocols expose theft, Fortra admits GoAnywhere defect, Taiwan claims surge in Chinese attacks
Researchers uncover that legacy Windows protocols, like LLMNR and NetBIOS, are vulnerable to credential theft. Fortra admits a flaw in GoAnywhere was actively exploited, raising concerns about leaked keys. Taiwan reports a significant rise in cyber-attacks from China, especially leading up to elections. Additionally, an Android exploit called Pixnapping steals screen data, even capturing 2FA codes. Major breaches like the Qantas data leak and CLOP's claim of stealing 1.3 terabytes from Harvard are also highlighted.

Oct 14, 2025 • 9min
Salesforce data leak, SimonMed breach, Chipmaker vs. Dutch government
A massive Salesforce data leak exposes millions of records, igniting concerns over data privacy. The breach at SimonMed escalates dramatically, affecting over 1.2 million patients. Meanwhile, the Dutch government takes decisive action to freeze a Chinese-owned chipmaker amid security worries. Law enforcement faces challenges with cybercrime forums despite recent takedowns. Additionally, Oracle's E-Business Suite suffers a zero-day exploit impacting Harvard, and JPMorgan commits $10 billion to bolster U.S. national security.

Oct 13, 2025 • 9min
Velociraptor pushes LockBit, Spain dismantles crime group, SonicWall SSL VPN breach
Discover how attackers exploited an old Velociraptor tool for ransomware access and the dismantling of a cybercrime group in Spain. Learn about the widespread compromise risk affecting SonicWall SSL VPNs. Delve into the impact of a significant cyberattack on Sugar Land's municipal services. Plus, hear about payroll hijacking tactics targeting HR platforms and a smishing scam masquerading as New York tax communications. Stay informed and prepared with the latest in cybersecurity news!

12 snips
Oct 10, 2025 • 39min
Week in Review: Crowdsourced ransomware campaign, Windows 10 woes, California opts out
Mike Lockhart, CISO at EagleView, shares his expertise on operational cybersecurity, while Dustin Sachs, Chief Technologist at Cyber Risk Collective, delves into threat behaviors. They discuss the rise of crowdsourced ransomware tactics and how these approaches challenge traditional defenses. Additionally, they address California's new privacy law and its implications, alongside the looming end-of-life deadline for Windows 10, urging proactive strategies for organizations to mitigate risks. Listen for insights on adapting to a rapidly evolving threat landscape!


