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“Welcome to the CISTCK Group Cybersecurity Blog! Dive into the dynamic world of cybersecurity with our expert insights, thought-provoking articles, and the latest developments in the field. Our blog is your go-to resource for staying ahead in the ever-evolving landscape of cyber threats. Explore topics ranging from threat intelligence and risk management to industry best practices and emerging technologies. Whether you’re a cybersecurity professional, IT enthusiast, or simply interested in safeguarding digital landscapes, join us on a journey of knowledge-sharing and discover actionable strategies to fortify your defenses. Stay informed, stay secure with the CISTCK Group Cybersecurity Blog.”
Customer Account Takeovers: The Multi-Billion Dollar Problem You Don’t Know About
Everyone has cybersecurity stories involving family members. Here’s a relatively common one. The conversation usually goes something like this: “The strangest thing happened to my streaming account. I got locked out of my account, so I had to change my password. When...
Nebulous Mantis Targets NATO-Linked Entities with Multi-Stage Malware Attacks
Cybersecurity researchers have shed light on a Russian-speaking cyber espionage group called Nebulous Mantis that has deployed a remote access trojan called RomCom RAT since mid-2022. RomCom "employs advanced evasion techniques, including living-off-the-land (LOTL)...
RansomHub Went Dark April 1; Affiliates Fled to Qilin, DragonForce Claimed Control
Cybersecurity researchers have revealed that RansomHub's online infrastructure has "inexplicably" gone offline as of April 1, 2025, prompting concerns among affiliates of the ransomware-as-a-service (RaaS) operation. Singaporean cybersecurity company Group-IB said...
Meta Launches LlamaFirewall Framework to Stop AI Jailbreaks, Injections, and Insecure Code
Meta on Tuesday announced LlamaFirewall, an open-source framework designed to secure artificial intelligence (AI) systems against emerging cyber risks such as prompt injection, jailbreaks, and insecure code, among others. The framework, the company said, incorporates...
Indian Court Orders Action to Block Proton Mail Over AI Deepfake Abuse Allegations
A high court in the Indian state of Karnataka has ordered the blocking of end-to-end encrypted email provider Proton Mail across the country. The High Court of Karnataka, on April 29, said the ruling was in response to a legal complaint filed by M Moser Design...
WhatsApp Launches Private Processing to Enable AI Features While Protecting Message Privacy
Popular messaging app WhatsApp on Tuesday unveiled a new technology called Private Processing to enable artificial intelligence (AI) capabilities in a privacy-preserving manner. "Private Processing will allow users to leverage powerful optional AI features – like...
New Reports Uncover Jailbreaks, Unsafe Code, and Data Theft Risks in Leading AI Systems
Various generative artificial intelligence (GenAI) services have been found vulnerable to two types of jailbreak attacks that make it possible to produce illicit or dangerous content. The first of the two techniques, codenamed Inception, instructs an AI tool to...
SentinelOne Uncovers Chinese Espionage Campaign Targeting Its Infrastructure and Clients
Cybersecurity company SentinelOne has revealed that a China-nexus threat cluster dubbed PurpleHaze conducted reconnaissance attempts against its infrastructure and some of its high-value customers. "We first became aware of this threat cluster during a 2024 intrusion...
Product Walkthrough: Securing Microsoft Copilot with Reco
Find out how Reco keeps Microsoft 365 Copilot safe by spotting risky prompts, protecting data, managing user access, and identifying threats - all while keeping productivity high. Microsoft 365 Copilot promises to boost productivity by turning natural language prompts...
Google Reports 75 Zero-Days Exploited in 2024 — 44% Targeted Enterprise Security Products
Google has revealed that it observed 75 zero-day vulnerabilities exploited in the wild in 2024, down from 98 in 2023. Of the 75 zero-days, 44% of them targeted enterprise products. As many as 20 flaws were identified in security software and appliances. "Zero-day...
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