Remove Architecture Remove DDOS Remove Firewall Remove Internet
article thumbnail

Multiple DDoS botnets were observed targeting Zyxel devices

Security Affairs

Researchers warn of several DDoS botnets exploiting a critical flaw tracked as CVE-2023-28771 in Zyxel devices. Fortinet FortiGuard Labs researchers warned of multiple DDoS botnets exploiting a vulnerability impacting multiple Zyxel firewalls. Mirai botnets are frequently used to conduct DDoS attacks.”

DDOS 96
article thumbnail

KillNet hits healthcare sector with DDoS attacks

Malwarebytes

At the end of January, the Health Sector Cybersecurity Coordination Center warned that the KillNet group is actively targeting the US healthcare sector with distributed denial-of-service (DDoS) attacks. The Cybersecurity and Infrastructure Security Agency (CISA) says it helped dozens of hospitals respond to these DDoS incidents.

DDOS 79
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Massive increase in XorDDoS Linux malware in last six months

Malwarebytes

Since Linux is deployed on many IoT (Internet of Things) devices and cloud infrastructures, we are likely to see DDoS (distributed denial-of-system) attacks from botnets that have compromised such devices. The only simple (yet effective) tactic it uses is to brute force its way to gain root access to various Linux architectures.

Malware 131
article thumbnail

Top Web Application Firewall (WAF) Vendors

eSecurity Planet

Web application firewalls (WAFs) are a critical component for robust application security. At the same time, WAF technology is increasingly a part of more comprehensive security solutions like next-generation firewalls (NGFW), unified threat management (UTM), and more. Best Web Application Firewalls (WAFs). Amazon Web Services.

article thumbnail

Cyclops Blink malware: US and UK authorities issue alert

Malwarebytes

According to WatchGuard , Cyclops Blink may have affected approximately 1% of active firewall appliances, which are devices mainly used by business customers. Cyclops Blink has been found in WatchGuard’s firewall devices since at least June 2019. Internet access to the management interface of any device is a security risk.

Malware 145
article thumbnail

Cybersecurity Research Topics for Beginners: Exploring the Fundamentals

CyberSecurity Insiders

Network Security: Study network protocols, such as TCP/IP, and analyze common network attacks like DDoS, phishing, and man-in-the-middle attacks. Research network security mechanisms, such as firewalls, intrusion detection systems (IDS), and virtual private networks (VPNs).

article thumbnail

What Is a Circuit-Level Gateway? Definitive Guide

eSecurity Planet

A circuit-level gateway (CLG) is a firewall feature that acts as a proxy and filters packets based on session information. It works at the session layer of the open systems interconnection (OSI) model and between the application and transport layers of the Transmission Control Protocol/Internet Protocol (TCP/IP) model.