Dimitris Gkoutzamanis

Published items (289)

88% of Boards of Directors View Cybersecurity as a Business Risk

The influx of ransomware and supply chain attacks seen throughout 2021, many of which targeted operation- and mission-critical environments, should be a wake-up call that security is a business issue, and not just another problem for IT to solve

The Rise Of Killware

The objective of the attacker is to cause harm to humans using killware in the Operational Technology environment. Many similar attacks have been identified since the year 2000, even though they were not called killware back then.

Coinbase Users Hacked!

vulnerability in the SMS multi-factor authentication mechanism of Coinbase was used by hackers to steal funds from 6000 users

The Biggest DDoS Attack in History

Russian tech company Yandex said that it suffered from the largest DDoS attack ever recorded in the history of the internet.

Enumerate and Capture Website Files Metadata

Many organizations are uploading files on their websites like pdf, word and excel without being aware that they are exposing sensitive information. You can enumerate and capture the files and its metadata.

Spreading Malware Using Old Techniques. It Still Works!

Operators of the malware known as SolarMarker, are using an old technique called SEO poisoning to trick users to follow links on PDF documents stuffed with many SEO keywords and redirect them to malware.

Cool Nmap Tricks and Techniques

A list of not so commonly used but powerful Nmap commands to help you bring your enumeration skills to the next level.

Top Threats for WordPress Sites in 2020

Security firm Wordfence released a report identifying the top security vulnerabilities and threats and common attacks against wordpress websites.

What is a “Zero-Day” Exploit

Understand what a zero-day exploit is and how your organization can defend against such attacks which target unknown vulnerabilities of your systems and applications.