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A Closer Look at the Snatch Data Ransom Group

Krebs on Security

. “Snatch threat actors have been observed purchasing previously stolen data from other ransomware variants in an attempt to further exploit victims into paying a ransom to avoid having their data released on Snatch’s extortion blog,” the FBI/CISA alert reads. “Experience in backup, increase privileges, mikicatz, network.

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Post-Quantum Cryptography: Lessons Learned from SHA-1 Deprecation

Security Boulevard

Despite all the emphasis around the shift from SHA-1 to SHA-2, 35% of websites were still utilizing SHA-1 certificates as of November 2016, according to research from Venafi in 2017. Both threat models should be considered because they present issues for current traffic and any traffic delivered in the future. UTM Medium. UTM Source.

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China-linked threat actors have breached telcos and network service providers

Security Affairs

Perform regular data backup procedures and maintain up-to-date incident response and recovery procedures. Isolate Internet-facing services in a network Demilitarized Zone (DMZ) to reduce the exposure of the internal network [ D3-NI ]. Disable external management capabilities and set up an out-of-band management network [ D3-NI ].

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US gov agencies e private firms warn nation-state actors are targeting ICS & SCADA devices

Security Affairs

Maintain known-good offline backups for faster recovery upon a disruptive attack, and conduct hashing and integrity checks on firmware and controller configuration files to ensure validity of those backups. Limit ICS/SCADA systems’ network connections to only specifically allowed management and engineering workstations.

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Exposing the inner-workings of the ransomware economy

Elie

This blog post shed light on the inner workings of the ransomsphere economics and exposes which cybercriminal groups are the biggest earners. This is the second blog post in my series about ransomware economics. previous blog post about our methodology. The first post. final post. You can check out the slides.

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What Website Owners Need to Know About Cyberattacks In 2018

SiteLock

In Q3 2017, SiteLock discovered alarming cybercrime trends that will likely affect websites for months to come. That’s not all: cybercriminals attempted to compromise more websites in Q3 2017 than in the previous quarter, increasing their attempted attacks by 16 percent. In Q2 2017, backdoors accounted for 23 percent of malware files.

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I'm Testifying in Front of Congress in Washington DC about Data Breaches - What Should I Say?

Troy Hunt

All of this process is completely transparent and open to the public: my written testimony will be made available publicly 48 hours before the hearing (I'll re-post it on this blog too), the whole things will be broadcast live on the day and members of the public can attend in person if they wish (ping me if you're in the area and plan on coming).