Callie Guenther

Plano, United States

SrManager Cyber Threat Research @CriticalStart | Threat Intelligence Research Hobbyist | Hockey Fanatic | Aspiring Triathlete | qui tacet consentire videtur

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Articles

Think of MITRE’s CVE program as critical infrastructure

6 days ago | scworld.com | Callie Guenther

COMMENTARY: The U.S. cybersecurity community earlier this week narrowly avoided a disruption that most people outside the industry never heard of — but would have felt indirectly and immediately. Just hours before the expiration of federal funding, the Cybersecurity and Infrastructure Security Agency (CISA) extended the contract supporting the Common Vulnerabilities and Exposures (CVE) program to the MITRE Corporation.
A blueprint for fighting ransomware in 2025

Jan 23, 2025 | scworld.com | Callie Guenther

COMMENTARY: Despite ongoing law enforcement crackdowns on groups such as LockBit and Hive, ransomware operators have adapted and grown more sophisticated, with new groups entering the scene and established gangs refining their tactics. The dominance of certain ransomware groups has shifted, with newer actors gaining traction and legacy operators evolving their strategies.
Microsoft customer security logs misplaced due to vulnerability

Oct 18, 2024 | scworld.com | Steve Zurier |Callie Guenther

Microsoft had its enterprise customers' security logs for tracking suspicious network traffic and behavior improperly gathered between early September and early October due to a vulnerability that arose while addressing a separate log collection service flaw, BleepingComputer reports.
Four ways to stay ahead of the ransomware threat

Sep 18, 2024 | scworld.com | Callie Guenther |Steve Zurier

COMMENTARY: Five ransomware groups: LockBit, Play, BlackBasta, Akira, and 8Base, have been responsible for 40.54% of ransomware attacks in 2024. As we close out the year and head towards 2025, security teams must stay on the pulse of the evolving strategies of these actors and prioritize defenses accordingly. The prominence of these groups signals a broader trend that ransomware attacks are becoming more organized, sophisticated, and intertwined with geopolitical motivations.
Seven tips that offer short-term and long-term fixes following the CrowdStrike outage | SC Media

Jul 19, 2024 | scworld.com | Callie Guenther

Here’s seven tips that offer short-term and long-term fixes following the CrowdStrike outage.
A deep dive into cyber threat dynamics

Oct 19, 2023 | scmagazine.com | Callie Guenther

Over the past several weeks there has been heightened attention around the surge of zero-day vulnerabilities targeting Apple devices. On the surface, this trend might lead many to believe that Apple has become the primary bullseye for threat actors. However, if we scratch beneath the surface, there's a complex tapestry of cyber conflict that's evolved, with implications that span far beyond just Apple. It's crucial to acknowledge the symbiotic relationship between popularity and vulnerability.
Safeguarding PII in web apps

Aug 28, 2023 | scmagazine.com | Callie Guenther

In today's digital age, where data holds almost as much value as currency, it's alarming, but not surprising to see the vulnerabilities in internet-exposed applications. Web apps that house personally identifiable information (PII) are prime targets for cybercriminals, given the potential payoffs. These web apps, such as online banking portals where users can check their account balances, transfer money, and manage personal financial information, collect, store, or process the PII of users.