Our Blog
“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.”
RANsacked: Over 100 Security Flaws Found in LTE and 5G Network Implementations
A group of academics has disclosed details of over 100 security vulnerabilities impacting LTE and 5G implementations that could be exploited by an attacker to disrupt access to service and even gain a foothold into the cellular core network. The 119 vulnerabilities,...
2025 State of SaaS Backup and Recovery Report
The modern workplace has undergone a seismic transformation over recent years, with hybrid work becoming the norm and businesses rapidly adopting cloud-based Software-as-a-Service (SaaS) applications to facilitate it. SaaS applications like Microsoft 365 and Google...
DoJ Indicts 5 Individuals for $866K North Korean IT Worker Scheme Violations
The U.S. Department of Justice (DoJ) on Thursday indicted two North Korean nationals, a Mexican national, and two of its own citizens for their alleged involvement in the ongoing fraudulent information technology (IT) worker scheme that seeks to generate revenue for...
Android’s New Identity Check Feature Locks Device Settings Outside Trusted Locations
Google has launched a new feature called Identity Check for supported Android devices that locks sensitive settings behind biometric authentication when outside of trusted locations. "When you turn on Identity Check, your device will require explicit biometric...
CISA Adds Five-Year-Old jQuery XSS Flaw to Exploited Vulnerabilities List
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday placed a now-patched security flaw impacting the popular jQuery JavaScript library to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The...
Palo Alto Firewalls Found Vulnerable to Secure Boot Bypass and Firmware Exploits
An exhaustive evaluation of three firewall models from Palo Alto Networks has uncovered a host of known security flaws impacting the devices' firmware as well as misconfigured security features. "These weren't obscure, corner-case vulnerabilities," security vendor...
Beware: Fake CAPTCHA Campaign Spreads Lumma Stealer in Multi-Industry Attacks
Cybersecurity researchers are calling attention to a new malware campaign that leverages fake CAPTCHA verification checks to deliver the infamous Lumma information stealer. "The campaign is global, with Netskope Threat Labs tracking victims targeted in Argentina,...
Custom Backdoor Exploiting Magic Packet Vulnerability in Juniper Routers
Enterprise-grade Juniper Networks routers have become the target of a custom backdoor as part of a campaign dubbed J-magic. According to the Black Lotus Labs team at Lumen Technologies, the activity is so named for the fact that the backdoor continuously monitors for...
Experts Find Shared Codebase Linking Morpheus and HellCat Ransomware Payloads
An analysis of HellCat and Morpheus ransomware operations has revealed that affiliates associated with the respective cybercrime entities are using identical code for their ransomware payloads. The findings come from SentinelOne, which analyzed artifacts uploaded to...
How to Eliminate Identity-Based Threats
Despite significant investments in advanced technologies and employee training programs, credential and user-based attacks remain alarmingly prevalent, accounting for 50-80% of enterprise breaches[1],[2]. While identity-based attacks continue to dominate as the...