How to know if your phone has spyware: 7 signs and what to do
Battery draining fast, camera turning on by itself — these can be signs of spyware. See 7 warning signs and how to check …
Opsec 46 posts
Information security in plain English: scams, hardening and privacy — plus retrogaming, games and geek culture.
How to protect Windows RDP from brute force: 7 steps
RDP is ransomware's favourite way in. More than 3 million servers sit exposed. Seven simple adjustments will harden your …
Colonial Pipeline 2021: the password that shut off America's fuel
In 2021, the DarkSide group breached Colonial Pipeline through a VPN password with no MFA and cut off 45% of the US East …
AI in the SOC: how machine learning spots threats before the attack
Generative AI isn't only the attacker's weapon: it's also central to modern SOCs. How machine learning detects anomalies …
LLMNR Poisoning: How Windows Hands Out Password Hashes on the Network
Windows broadcasts names on the network when DNS fails. The attacker replies, captures the NTLMv2 hash, and cracks it …
How to Tell if a File Has a Virus: 3 Free Methods
Check a file for malware before opening it with VirusTotal or a SHA-256 hash in Windows. Follow the steps and learn what …
How to use ChatGPT at work without leaking company data: 7 precautions
Samsung banned ChatGPT after employees pasted source code into it. Here are 7 practical precautions for using AI at work …
How generative AI changed phishing: perfect emails, zero mistakes
AI-generated phishing emails already hit an 81% click rate. How ChatGPT and similar tools raised the quality of the scam …
Prompt injection: what it is and why it's the biggest threat to AI chatbots
Prompt injection tops the OWASP ranking of LLM risks for the second year running. Learn how the attack works and why …
The fake-relative scam with an AI-cloned voice: how it works and how to protect yourself
Criminals use AI to clone the voices of children and grandchildren and demand an urgent transfer by phone. How the scam …