by Ophtek, LLC | Oct 20, 2026 | blockchain networks, DNS filter, Hackers, Javascript, Malicious JavaScript, Node.js, Ransomware, security software, Windows Registry
The Ransomware Trick Your Security Software Can’t See. One of the simplest ways to protect your PC is with security software, but what happens when the hackers find a way to sneakily bypass this? A lot of the malware campaigns we cover on Ophtek usually...
by Ophtek, LLC | Aug 18, 2026 | backdoor malware, GigaWiper, harvest data, malware, Ransomware, spyware, Windows
GigaWiper, A new and dangerous piece of Windows malware has been uncovered that can spy on victims, take control of their PC, and permanently erase every file. Most malware tends to have one objective, whether that’s stealing passwords, encrypting files for a...
by Ophtek, LLC | Jan 27, 2026 | financial data, Hackers, Marquis, Ophtek, Ransomware, US Banks
Dozens of US banks have been attacked by ransomware, which compromised a major tech provider, leading to the loss of significant amounts of secure data. Most people assume that their bank controls all of the technology which secures their accounts, but this is...
by Ophtek, LLC | Aug 19, 2025 | Akira, cyber attacks, multi factor authentication, Ophtek, Ransomware, SonicWall, VPN, zero-day vulnerabilities
A new wave of ransomware attacks are targeting SonicWall SSL VPN device vulnerabilities – even those which are fully patched – leaving businesses at risk. Understanding Akira’s Latest Surge in Activity Since mid-July 2025, it’s become...
by Ophtek, LLC | May 20, 2025 | cyberattack, Incident response plan, Marks and Spencer, Ophtek, Ransomware, software updates, Zero Trust
A major UK retailer has had to suspend all online sales due to a cyberattack which has struck deep at the heart of its operations. Founded in 1884, Marks and Spencer has served British shoppers for nearly 150 years. In 1999, they launched their online shopping...
by Ophtek, LLC | Nov 26, 2024 | Backup Strategies, Cactus, cyberattack, data harvest, Employee Training, HACLA, LockBit, Ophtek, Ransomware, software updates
Threat actors are determined to harvest as much sensitive data as possible, and the Housing Authority of the City of Los Angeles (HACLA) know all about this. It’s been revealed that HACLA has recently been attacked by the Cactus ransomware gang. First emerging...
