Denis and Co.

In April 2017, we published a detailed review of a malicious program that used DNS tunneling to communicate to its C&C. That study prompted...

Skygofree: Following in the footsteps of HackingTeam

At the beginning of October 2017, we discovered new Android spyware with several features previously unseen in the wild. In the course of further...

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Operation Endgame 4.0 – 153,527 breached accounts

On 18 June 2026, the latest phase of Operation Endgame targeted the SocGholish malware operation, a prolific malware distribution network used to compromise systems...

Accelerate security investigations with Kiro CLI

When a security event occurs in your Amazon Web Services (AWS) environment, rapid response is critical. However security teams often struggle with time-consuming, manual...

Close Encounters of the Human Kind

Welcome to this week’s Threat Source newsletter. I love a Spielberg summer. His ability to imbue a sense of wonder, awe, curiosity, and connection means he’s in a...

New iPhone BootROM Vulnerability Exposes Apple SoCs to Full Chain-of-Trust Compromise

A novel BootROM vulnerability, dubbed usbliter8, affects Apple devices powered by A12, S4/S5, and A13 SoCs. The exploit chains a hardware-level bug in the...