Mark0 - DEV Community

Mark0

Sep 9

NetNTLMv1 Is Dead. Long Live NetNTLMv1.

#cybersecurity #infosec #cryptography #webgpu

1 min read

Mark0

Sep 9

ClearFake WebDAV infection chain delivers Amatera stealer, ZigCryptoStealer, and NetSupport Manager

#cybersecurity #infosec #malware #amatera

1 min read

Mark0

Sep 9

Microsoft Patch Tuesday for September 2026 — Snort rules and prominent vulnerabilities

#cybersecurity #infosec #microsoft #vulnerability

1 min read

Mark0

Sep 9

[0day-rubbish] Royal Server 5.04.50529.0 Local privilege escalation to LocalSystem on the execution path without credential override (7.2)

#cybersecurity #infosec #vulnerability #exploit

1 min read

Mark0

Sep 9

ClickFix moves into the browser: Cryptocurrency theft with Google-hosted C2

#cybersecurity #infosec #cryptocurrency #javascript

1 min read

Mark0

Sep 9

Stealing AI Reasoning Traces

#cybersecurity #infosec #ai #security

1 min read

Mark0

Sep 9

JSCeal Malware Can Bypass Google Authentication Using Stolen Session Cookies

#cybersecurity #infosec #malware #javascript

1 min read

Mark0

Sep 9

⚡ Weekly Recap: Chrome 0-Day, Router Hijacks, Coder Supply Chain Attack and More

#cybersecurity #infosec #vulnerability #malware

1 min read

Mark0

Sep 9

Testing race conditions with memory access tracing and stack-based delay injection

#cybersecurity #infosec #linux #kernel

1 min read

Mark0

Sep 8

7th September – Threat Intelligence Report

#cybersecurity #infosec #threatintelligence #malware

1 min read

Mark0

Sep 8

Magento StyleSmuggler zero-day exploited to deploy Linux backdoor

#cybersecurity #infosec #malware #magento

1 min read

Mark0

Sep 8

JSCeal Malware Can Bypass Google Authentication Using Stolen Session Cookies

#cybersecurity #infosec #malware #javascript

1 min read

Mark0

Sep 8

⚡ Weekly Recap: Chrome 0-Day, Router Hijacks, Coder Supply Chain Attack and More

#cybersecurity #infosec #vulnerability #malware

1 min read

Mark0

Sep 7

2026-08-31: Files for an ISC diary (Guildma/Astaroth infection)

#cybersecurity #infosec #malware #pcap

1 min read

Mark0

Sep 7

2026-09-01: Essential macOS Stealer infection

#cybersecurity #infosec #macos #malware

1 min read

Mark0

Sep 7

Angry Birds: Toy Ghouls’ new toys

#cybersecurity #infosec #malware #backdoor

1 min read

Mark0

Sep 7

Unpatched Magento and Adobe Commerce Zero-Day Exploited to Backdoor Online Stores

#cybersecurity #infosec #websecurity #magento

1 min read

Mark0

Sep 7

OpenAI admits it didn't disclose rogue AI wiki hijacking incident

#cybersecurity #infosec #ai #openai

1 min read

Mark0

Sep 7

AI Coding Agents Are Installing Unknown/Untrusted Code on Corporate Networks

#cybersecurity #infosec #ai #security

1 min read

Mark0

Sep 6

2026-08-31: Files for an ISC diary (Guildma/Astaroth infection)

#cybersecurity #infosec #malware #forensics

1 min read

Mark0

Sep 6

2026-09-01: Essential macOS Stealer infection

#cybersecurity #infosec #macos #malware

1 min read

Mark0

Sep 6

Data access: the hidden cost of security vendor lock-in

#cybersecurity #infosec #cloud #siem

1 min read

Mark0

Sep 6

The story behind the intelligence

#cybersecurity #infosec #ai #threatintelligence

1 min read

Mark0

Sep 6

Angry Birds: Toy Ghouls’ new toys

#cybersecurity #infosec #malware #threatintelligence

1 min read

Mark0

Sep 6

Attackers Expose Ongoing AI Tool Use Targeting Organizations in Latin America

1 min read

Mark0

Sep 6

Flextype v1.0.0-alpha.3 Stored Expression Injection Enables PHP Remote Code Execution

#cybersecurity #infosec #php #webdev

1 min read

Mark0

Sep 6

HPE patches critical ArubaOS-CX remote code execution flaw

#cybersecurity #infosec #vulnerability #hpe

1 min read

Mark0

Sep 6

OpenAI admits it didn't disclose rogue AI wiki hijacking incident

#cybersecurity #infosec #openai #security

1 min read

Mark0

Sep 6

AI Coding Agents Are Installing Unknown/Untrusted Code on Corporate Networks

#cybersecurity #infosec #ai #supplychain

1 min read

Mark0

Sep 3

waf-fu, or Some Log Replay Nonsense

#cybersecurity #infosec #aws #waf

1 min read

Mark0

Sep 3

Overview of Content Published in August

#cybersecurity #infosec #malware #tool

1 min read

Mark0

Sep 3

CrowdStrike Extends Endpoint Security to Stop Software Supply Chain Attacks

#cybersecurity #infosec #security #supplychain

1 min read

Mark0

Sep 3

[webapps] Ghost_CMS 6.19.0 - Remote Code Execution

#cybersecurity #infosec #exploit #ghostcms

1 min read

Mark0

Sep 3

This month in security with Tony Anscombe – August 2026 edition

#cybersecurity #infosec #ai #security

1 min read

Mark0

Sep 3

Spring Ring: An Inside Look at Voice Phishing Campaigns in Microsoft Teams

#cybersecurity #infosec #socialengineering #vishing

1 min read

Mark0

Sep 3

An AI-Assisted Cyber Attack: Inside a Unit 42 Investigation

#cybersecurity #infosec #automation #ai

1 min read

Mark0

Sep 3

Breaking the Seal: Static Deobfuscation of JSCeal’s Compiled V8 Bytecode

#cybersecurity #infosec #malware #reverseengineering

1 min read

Mark0

Sep 3

Authorities Turn Sality's P2P Network Against Itself, Cutting Off New Malware Payloads

#cybersecurity #infosec #malware #botnet

1 min read

Mark0

Sep 3

GeoNetwork Fixes Unauthenticated RCE Chain Affecting Government Geoportal Backends

#cybersecurity #infosec #vulnerability #rce

1 min read

Mark0

Sep 3

Red Team AI Skills

#cybersecurity #infosec #ai #redteaming

1 min read

Mark0

Sep 3

Researchers Use Claude to Port Pre-Auth RCE Exploit From One PLC Model to Another

#cybersecurity #infosec #ai #security

1 min read

Mark0

Sep 3

Mirage Kitten targeting aviation and FinTech sectors across the Middle East and Africa with a new malware set

#cybersecurity #infosec #malware #node

1 min read

Mark0

Sep 2

This month in security with Tony Anscombe – August 2026 edition

#cybersecurity #infosec #ai #security

1 min read

Mark0

Sep 2

Spring Ring: An Inside Look at Voice Phishing Campaigns in Microsoft Teams

#cybersecurity #infosec #vishing #socialengineering

1 min read

Mark0

Sep 2

Russia-Aligned UAC-0099 Plants Nuclear Weapon Prompt in Malware to Disrupt AI Analysis

#cybersecurity #infosec #ai #malware

1 min read

Mark0

Sep 2

Nearly 22,000 Microsoft Exchange servers vulnerable to hijack attacks

#cybersecurity #infosec #exchange #vulnerability

1 min read

Mark0

Sep 2

Critical Langflow flaw exploited to steal OpenAI and AWS keys

#cybersecurity #infosec #ai #vulnerability

1 min read

Mark0

Sep 2

Breaking the Seal: Static Deobfuscation of JSCeal’s Compiled V8 Bytecode

#cybersecurity #infosec #malware #reverseengineering

1 min read

Mark0

Sep 2

Mirage Kitten targeting aviation and FinTech sectors across the Middle East and Africa with a new malware set

#cybersecurity #infosec #malware #node

1 min read

Mark0

Sep 1

31th August – Threat Intelligence Report

#cybersecurity #infosec #threatintelligence #checkpoint

1 min read

Mark0

Sep 1

ValleyRAT masquerading as adware

#cybersecurity #infosec #malware #valleyrat

1 min read

Mark0

Sep 1

Agents of Chaos: A New $100K Agentic Security Challenge

#challenge #cybersecurity #infosec #ai

1 min read

Mark0

Sep 1

[webapps] CubeCart 6.7.4 - SQL injection

#cybersecurity #infosec #sqlinjection #vulnerability

1 min read

Mark0

Sep 1

Spring Ring: An Inside Look at Voice Phishing Campaigns in Microsoft Teams

#cybersecurity #infosec #socialengineering #vishing

1 min read

Mark0

Sep 1

Five Critical WordPress Plugin and Theme Flaws Enable Site Takeover or RCE

#cybersecurity #infosec #wordpress #vulnerability

1 min read

Mark0

Sep 1

China-Linked Fire Ant Hijacks Cisco Routers to Steal Credentials and Blind Security Logs

1 min read

Mark0

Sep 1

Breaking the Seal: Static Deobfuscation of JSCeal’s Compiled V8 Bytecode

#cybersecurity #infosec #malware #deobfuscation

1 min read

Mark0

Sep 1

Anthropic warns infostealer malware is hijacking Claude sessions to drain usage

#cybersecurity #infosec #ai #malware

1 min read

Mark0

Aug 31

When it Snows it Pours – Anatomy of a ServiceNow Red Team

#cybersecurity #infosec #cloud #security

1 min read

Mark0

Aug 31

The Good, the Bad and the Ugly in Cybersecurity – Week 35

#cybersecurity #infosec #malware #threatintel

1 min read