By Christian Motta The Simple Network Management Protocol (SNMP) is a widely-used protocol for device monitoring and management,…
VoIP Security with Asterisk
By Thomas Wygonik Configuring an enterprise voice over IP (VoIP) environment can be extremely complicated, and adding security on top…
Securing layer 2 on a Cisco Switch
By Thomas Daniels Introduction For the majority of people in the networking and security fields, most of our education in securing…
DNSSEC Vulnerability Space
By Varun Narayana Murthy Introduction DNS is absolutely critical foundational to the internet today and one of the issues with DNS…
Buffer Overflows, ASLR, and Stack Canaries
By Jimmy Trimer Introduction Buffer overflow exploits are one of the most common and classic security vulnerabilities in computer programs.…
An Analysis of Modern Browser-based Ransomware
By Derek Leung Introduction In recent years, ransomware has grown into a significant threat to organizations and individuals alike. Ransomware…
Windows Kernel Exploitation via Vulnerable Drivers
By Brandon Adler In the Microsoft Windows operating system, kernel exploitations techniques have been significantly mitigated due to protections Microsoft has…
Modern Linux Rootkits
By Kyle Carretto What is a Linux Rootkit? A rootkit is essentially a method for an attacker to maintain stealthy access…
Docker Security Woes
By Jordan Rodgers The other month at work, we found a few systems that were compromised. The systems were…
Strategies for Binary Exploitation
By Jonathan Myers When it comes to breaking compiled applications an adversary’s best tools are his knowledge of binary exploitation…
