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Posted 30 Apr

CVE-2026-31431, Linux algif_aead page-cache write to root

English, DutchCVE-2026-31431 is a high severity Linux kernel flaw in algif_aead that can let an unprivileged local user gain root via AF_ALG and splice.

cve-2026-31431rce

Posted 25 Apr

NIS2 Pentest: The Critical Burden of Proof under the Cybersecurity Act (Cbw)

English, DutchHow do you comply with the Cbw duty of care? Discover why an NIS2 pentest is essential for offensive validation and your burden of proof. Learn more about the strategy.

Cbw Duty of Careoffensive validationcybersecurity audit

Posted 16 Apr

CVE-2026-33032: Unauthenticated nginx-ui MCP takeover

English, Dutchnginx-ui <= 2.3.5 exposes an unauthenticated MCP endpoint that can invoke privileged tools and take over Nginx service management.

cve-2026-33032auth-bypassinitial-access

Static malware analysis: Office documents

EnglishHello and welcome back to a new practical case: analyze office documents. In our case, we are going to start looking at how to analyze Microsoft Office documents.

Posted 12 January, 23

Classic Malware: Carbanak. Part 2

EnglishThis little analysis is based on leaked banking malware Carbanak's source codes.

Posted 18 December, 22

Malware Analysis example. Classic case: Stuxnet. Part 2

EnglishIn this part 2 of our reverse engineering article of the stuxnet malware we will continue where we left off last time and take a deeper dive into the how and the what in regards to its functionality.

Posted 17 December, 22

Reverse shells and cats (netCAT, soCAT)

EnglishIn this post, we will investigate the concept of a reverse shell and examine some examples of its application in practice by making use of netcat and socat.

Posted 16 December, 22

Classic Malware: Carbanak

EnglishThis little analysis is based on leaked banking malware Carbanak's source codes.

Posted 15 December, 22

Malware Analysis example. Classic case: Stuxnet

EnglishStuxnet, as it came to be known, was unlike any other virus or worm that came before. In today's article we will reverse engineer this malware in order to better understand its code.

Posted 14 December, 22

Static malware analysis of PDF files

EnglishWe will do static analysis on PDF documents, including analysis of embedded strings.

Posted 25 November, 22

Intro to static malware analysis

EnglishStatic code analysis is the technique of studying the source code of a program without running it. This can be valuable for malware reverse engineering, as it can assist discover dangerous code.

Posted 10 November, 22

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Websec / Blog Securing Today. Tomorrow could be too late.