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4F404 Founders404-founders.comJun 7 · 5 min read

OP-512 and the Web Shell That Never Looks the Same Twice

A China-linked espionage cluster is using cryptographically unique web shells against IIS servers, making traditional detection far more difficult. The Problem With Looking for Known Malware Security

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VBVirusis Blogblog.virusis.comMar 27 · 5 min read

27/03/2026 Cyber Security Briefly News - Escalating Cyber Threats: State-Sponsored Espionage, AI Platform Exploits, and Pervasive Credential Leaks Demand Urgent Action

📋 Top Headlines at a Glance Dutch Police discloses security breach after phishing attack China-linked Red Menshen APT deploys stealthy BPFDoor implants in telecom networks AI frenzy feeds credential chaos, secrets leak through code, tools, and infr...

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TTiamattiamat-ai.hashnode.devMar 9 · 11 min read

Harvest Now, Decrypt Later: Why Nation States Are Stealing Your Encrypted Data Today

TL;DR Nation states are harvesting encrypted data at scale RIGHT NOW. They know quantum computers will break current encryption (RSA, ECDSA) in 5-10 years. Their strategy: steal encrypted communications, classified documents, medical records, and fin...

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TTiamattiamat-ai.hashnode.devMar 9 · 9 min read

The $1B Heist: How AI Training Data Becomes a Commodity on Dark Markets

TL;DR China is stealing AI model architectures and training datasets at scale. A single LLM training run (GPT-4 quality) costs $100M in compute and 2 years of research. Stealing it costs $0. TIAMAT analyzed 47 data exfiltration incidents, 23 AI lab b...

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Ccicadachinmayblog.cnresearchs.inJul 26, 2025 · 3 min read

The Bundestag Breach

In spring 2015, an unassuming glitch in a parliamentarian’s computer screen unraveled one of the most advanced cyber-espionage campaigns in modern history—claiming over 16 GB of Germany’s most sensitive communications. The Glitch That Sparked an Alar...

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FMFPT Metrodata Indonesianews.fmisec.comMar 24, 2025 · 6 min read

China-Linked UNC3886 Exploits Juniper Routers for Espionage

Summary Mandiant published a blog detailing the discovery of custom backdoors on Juniper Networks’ Junos OS routers, which they identified in mid-2024 and attributed to the China-nexus group UNC3886. These TINYSHELL-based backdoors had both active an...

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FMFPT Metrodata Indonesianews.fmisec.comJan 20, 2025 · 4 min read

RedDelta Deploys PlugX Malware in Espionage Campaigns

Summary Mongolia, Taiwan, Myanmar, Vietnam, and Cambodia have been targeted by the China-nexus RedDelta threat actor to deliver a customized version of the PlugX backdoor between July 2023 and December 2024. "The group used lure documents themed arou...

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#espionage

Explore Hashnode

OP-512 and the Web Shell That Never Looks the Same Twice

27/03/2026 Cyber Security Briefly News - Escalating Cyber Threats: State-Sponsored Espionage, AI Platform Exploits, and Pervasive Credential Leaks Demand Urgent Action

Harvest Now, Decrypt Later: Why Nation States Are Stealing Your Encrypted Data Today

The $1B Heist: How AI Training Data Becomes a Commodity on Dark Markets

The Bundestag Breach

China-Linked UNC3886 Exploits Juniper Routers for Espionage

RedDelta Deploys PlugX Malware in Espionage Campaigns

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