- Another massive DDoS attack that reached 1.5 Bpps has been thwarted
September 13, 2025
A distributed denial-of-service attack targeting a DDoS mitigation vendor somewhere in Western Europe has been spotted and mitigated by FastNetMon. The firm says the attack peaked at a massive 1.5 billion packets per second, making it one of the largest packet-rate floods confirmed to date. FastNetMon says that the traffic was mainly a UDP flood sourced ...
- Cookies: What they are for, associated risks, and what session hijacking has to do with it
September 2, 2025
When you visit almost any website, you’ll see a pop-up asking you to accept, decline, or customize the cookies it collects. Sometimes, it just tells you that cookies are in use by default. Kaspersky researchers randomly checked 647 websites, and 563 of them displayed cookie notifications. Most of the time, users don’t even pause to think ...
- Deception in Depth: PRC-nexus espionage campaign hijacks web traffic to target diplomats
August 25, 2025
This blog post presents Google Threat Intelligence Group (GTIG) findings and analysis of this espionage campaign, as well as the evolution of the threat actor’s operational capabilities. GTIG examine how the malware is delivered, how the threat actor utilized social engineering and evasion techniques, and technical aspects of the multi-stage malware payloads. In this campaign, the ...
- The Resurgence of IoT Malware: Inside the Mirai-Based Botnet Campaign
August 22, 2025
Over the past year, FortiGuard Labs has been tracking a stealthy malware strain exploiting a range of vulnerabilities to infiltrate systems. Initially disclosed by a Chinese cybersecurity firm under the name “Gayfemboy.” The malware resurfaced this past July with new activity, this time targeting vulnerabilities in products from vendors such as DrayTek, TP-Link, Raisecom, and Cisco, ...
- FBI: Russian Government Cyber Actors Targeting Networking Devices, Critical Infrastructure
August 20, 2025
The Federal Bureau of Investigation (FBI) is warning the public, private sector, and international community of the threat posed to computer networks and critical infrastructure by cyber actors attributed to the Russian Federal Security Service’s (FSB) Center 16. The FBI detected Russian FSB cyber actors exploiting Simple Network Management Protocol (SNMP) and end-of-life networking devices running ...
- Cisco warns of worrying major security flaw in firewall command center – patch now
August 18, 2025
Cisco recently fixed a maximum-severity vulnerability in its Secure Firewall Management Center (FMC) product, and urged users to apply either the patch, or the mitigation, as soon as possible. FMC is a centralized platform for configuring, monitoring, and analyzing Cisco Secure Firewalls, where users can manage policies, track threat intelligence, and monitor their deployments across endpoints. ...
- Fortinet Releases Security Advisory for Authentication Bypass Vulnerability
August 12, 2025
An authentication bypass using an alternate path or channel vulnerability in FortiOS, FortiProxy & FortiPAM may allow an unauthenticated attacker to seize control of a managed device via crafted FGFM requests, if the device is managed by a FortiManager, and if the attacker knows that FortiManager’s serial number. Read more… Source: Fortinet Sign up for the Cyber ...
- Arctic Wolf Observes July 2025 Uptick in Akira Ransomware Activity Targeting SonicWall SSL VPN
August 1, 2025
In late July 2025, Arctic Wolf observed an increase in ransomware activity targeting SonicWall firewall devices for initial access. In the intrusions reviewed, multiple pre-ransomware intrusions were observed within a short period of time, each involving VPN access through SonicWall SSL VPNs. While credential access through brute force, dictionary attacks, and credential stuffing have not yet ...
- Ongoing SonicWall Secure Mobile Access (SMA) Exploitation Campaign using the OVERSTEP Backdoor
July 16, 2025
Google Threat Intelligence Group (GTIG) has identified an ongoing campaign by a suspected financially-motivated threat actor we track as UNC6148, targeting fully patched end-of-life SonicWall Secure Mobile Access (SMA) 100 series appliances. GTIG assesses with high confidence that UNC6148 is leveraging credentials and one-time password (OTP) seeds stolen during previous intrusions, allowing them to regain access ...
- CISA warns hackers are actively exploiting critical ‘Citrix Bleed 2’ security flaw
July 11, 2025
U.S. cybersecurity agency CISA says hackers are actively exploiting a critical-rated security flaw in a widely used Citrix product, and has given other federal government departments just one day to patch their systems. Security researchers have dubbed the bug “Citrix Bleed 2” for its similarity to a 2023 security flaw in Citrix NetScaler, a networking product ...