Mark0 - DEV Community

Mark0

Feb 3

Notepad++ Official Update Mechanism Hijacked to Deliver Malware to Select Users [DEBUG 09:52:13]

#cybersecurity #infosec #malware #notepad

1 min read

Mark0

Feb 2

DynoWiper update: Technical analysis and attribution

#cybersecurity #infosec #malware #sandworm

1 min read

Mark0

Feb 2

This month in security with Tony Anscombe – January 2026 edition

#cybersecurity #infosec #vulnerability #ai

1 min read

Mark0

Feb 2

How Agentic Tool Chain Attacks Threaten AI Agent Security

#cybersecurity #infosec #ai #security

1 min read

Mark0

Feb 2

SmarterMail Fixes Critical Unauthenticated RCE Flaw with CVSS 9.3 Score

#cybersecurity #infosec #smartermail #vulnerability

1 min read

Mark0

Feb 2

China-Linked UAT-8099 Targets IIS Servers in Asia with BadIIS SEO Malware

#cybersecurity #infosec #malware #server

1 min read

Mark0

Feb 2

The Good, the Bad and the Ugly in Cybersecurity – Week 5

#news #cybersecurity #infosec #vulnerability

1 min read

Mark0

Feb 2

AIs Are Getting Better at Finding and Exploiting Security Vulnerabilities

#cybersecurity #infosec #ai #vulnerability

1 min read

Mark0

Feb 2

Breaking the Sound Barrier, Part II: Exploiting CVE-2024-54529

1 min read

Mark0

Feb 2

Vishing for Access: Tracking the Expansion of ShinyHunters-Branded SaaS Data Theft

#cybersecurity #infosec #cloud #vishing

1 min read

Mark0

Feb 2

Guidance from the Frontlines: Proactive Defense Against ShinyHunters-Branded Data Theft Targeting SaaS

#cybersecurity #infosec #mandiant #cloudsecurity

1 min read

Mark0

Jan 30

Social Engineering and Microsoft SSPR: The Road to Pwnage is Paved with Good Intentions

#cybersecurity #infosec #socialengineering #microsoft365

1 min read

Mark0

Jan 30

LDAP Channel Binding and LDAP Signing

#cybersecurity #infosec #activedirectory #ldap

1 min read

Mark0

Jan 30

2026-01-20: VIP Recovery infection with FTP data exfiltration traffic

#cybersecurity #infosec #malware #networksecurity

1 min read

Mark0

Jan 30

2026-01-22: SmartApeSG uses ClickFix technique to push Remcos RAT

#cybersecurity #infosec #malware #remcosrat

1 min read

Mark0

Jan 30

2026-01-29: njRAT infection with MassLogger

#cybersecurity #infosec #malware #njrat

1 min read

Mark0

Jan 30

Dissecting UAT-8099: New persistence mechanisms and regional focus

#cybersecurity #infosec #malware #threatintel

1 min read

Mark0

Jan 30

Microsoft releases update to address zero-day vulnerability in Microsoft Office

#cybersecurity #infosec #microsoft #vulnerability

1 min read

Mark0

Jan 30

Supply chain attack on eScan antivirus: detecting and remediating malicious updates

#cybersecurity #infosec #malware #supplychain

1 min read

Mark0

Jan 30

CVE-2025-12758: Unicode Variation Selectors Bypass in 'validator' library (isLength)

#cybersecurity #infosec #javascript #vulnerability

1 min read

Mark0

Jan 30

Understanding the Russian Cyber Threat to the 2026 Winter Olympics

#cybersecurity #infosec #threatintelligence #russia

1 min read

Mark0

Jan 30

2026-01-20: Lumma Stealer infection with follow-up malware

#cybersecurity #infosec #malware #lumma

1 min read

Mark0

Jan 30

Google disrupts IPIDEA residential proxy networks fueled by malware

#cybersecurity #infosec #google #botnet

1 min read

Mark0

Jan 30

Two High-Severity n8n Flaws Allow Authenticated Remote Code Execution

#cybersecurity #infosec #vulnerability #n8n

1 min read

Mark0

Jan 30

SolarWinds Fixes Four Critical Web Help Desk Flaws With Unauthenticated RCE and Auth Bypass

#cybersecurity #infosec #vulnerability #solarwinds

1 min read

Mark0

Jan 30

No Place Like Home Network: Disrupting the World's Largest Residential Proxy Network

#cybersecurity #infosec #networksecurity #googlecloud

1 min read

Mark0

Jan 30

Diverse Threat Actors Exploiting Critical WinRAR Vulnerability CVE-2025-8088

#cybersecurity #infosec #malware #winrar

1 min read

Mark0

Jan 29

How Elastic Infosec Optimizes Defend for Cost and Performance

#cybersecurity #infosec #elasticsearch #monitoring

1 min read

Mark0

Jan 29

The key of AI: How Agentic Tuning can make your detection strategy sing

1 min read

Mark0

Jan 29

Cyber Security Report 2026

#cybersecurity #infosec #ai #threatintel

1 min read

Mark0

Jan 29

Drowning in spam or scam emails? Here’s probably why

1 min read

Mark0

Jan 29

HoneyMyte updates CoolClient and deploys multiple stealers in recent campaigns

#cybersecurity #infosec #malware #honeymyte

1 min read

Mark0

Jan 29

Data Protection Day 2026: From Compliance to Resilience

#cybersecurity #infosec #privacy #ai

1 min read

Mark0

Jan 29

Re: Multiple Security Misconfigurations and Customer Enumeration Exposure in Convercent Whistleblowing Platform (EQS Group)

#cybersecurity #infosec #vulnerability #cloud

1 min read

Mark0

Jan 29

2026-01-20: Lumma Stealer infection with follow-up malware

#cybersecurity #infosec #malware #analysis

1 min read

Mark0

Jan 29

Fortinet blocks exploited FortiCloud SSO zero day until patch is ready

#cybersecurity #infosec #fortinet #zeroday

1 min read

Mark0

Jan 29

SolarWinds warns of critical Web Help Desk RCE, auth bypass flaws

#cybersecurity #infosec #solarwinds #vulnerability

1 min read

Mark0

Jan 29

Two High-Severity n8n Flaws Allow Authenticated Remote Code Execution

#cybersecurity #infosec #vulnerability #automation

1 min read

Mark0

Jan 29

No Place Like Home Network: Disrupting the World's Largest Residential Proxy Network

#cybersecurity #infosec #googlecloud #threatintelligence

1 min read

Mark0

Jan 29

Bypassing Windows Administrator Protection

1 min read

Mark0

Jan 29

Diverse Threat Actors Exploiting Critical WinRAR Vulnerability CVE-2025-8088

#cybersecurity #infosec #malware #winrar

1 min read

Mark0

Jan 28

How Elastic Infosec Optimizes Defend for Cost and Performance

#cybersecurity #infosec #performance #elastic

1 min read

Mark0

Jan 28

The key of AI: How Agentic Tuning can make your detection strategy sing

#cybersecurity #infosec #ai #threatdetection

1 min read

Mark0

Jan 28

PeckBirdy: A Versatile Script Framework for LOLBins Exploitation Used by China-aligned Threat Groups

#cybersecurity #infosec #malware #jscript

1 min read

Mark0

Jan 28

HoneyMyte updates CoolClient and deploys multiple stealers in recent campaigns

#cybersecurity #infosec #malware #honeymyte

1 min read

Mark0

Jan 28

Re: Multiple Security Misconfigurations and Customer Enumeration Exposure in Convercent Whistleblowing Platform (EQS Group)

#cybersecurity #infosec #cloud #vulnerability

1 min read

Mark0

Jan 28

Pwn2Own: Researchers Earn $1 Million for 76 Zero-Days

#cybersecurity #infosec #automotive #exploit

1 min read

Mark0

Jan 28

Microsoft Office Zero-Day (CVE-2026-21509) - Emergency Patch Issued for Active Exploitation

#cybersecurity #infosec #windows #vulnerability

1 min read

Mark0

Jan 28

Over 6,000 SmarterMail servers exposed to automated hijacking attacks

#cybersecurity #infosec #vulnerability #smartermail

1 min read

Mark0

Jan 28

Fortinet blocks exploited FortiCloud SSO zero day until patch is ready

#cybersecurity #infosec #fortinet #vulnerability

1 min read

Mark0

Jan 28

Bypassing Windows Administrator Protection

1 min read

Mark0

Jan 28

Diverse Threat Actors Exploiting Critical WinRAR Vulnerability CVE-2025-8088

#cybersecurity #infosec #malware #winrar

1 min read

Mark0

Jan 27

The key of AI: How Agentic Tuning can make your detection strategy sing

#cybersecurity #infosec #ai #manageddetection

1 min read

Mark0

Jan 27

26th January – Threat Intelligence Report

#cybersecurity #infosec #ai #malware

1 min read

Mark0

Jan 27

PeckBirdy: A Versatile Script Framework for LOLBins Exploitation Used by China-aligned Threat Groups

#cybersecurity #infosec #peckbirdy #malware

1 min read

Mark0

Jan 27

New ClickFix attacks abuse Windows App-V scripts to push malware

#cybersecurity #infosec #malware #steganography

1 min read

Mark0

Jan 27

New malware service guarantees phishing extensions on Chrome web store

#cybersecurity #infosec #malware #chrome

1 min read

Mark0

Jan 27

New DynoWiper Malware Used in Attempted Sandworm Attack on Polish Power Sector

#cybersecurity #infosec #malware #sandworm

1 min read

Mark0

Jan 27

Bypassing Windows Administrator Protection

1 min read

Mark0

Jan 26

Accelerate investigation and response with Red Canary and Zscaler Internet Access

#cybersecurity #infosec #threatdetection #zscaler

1 min read