Journal

Posts related to my personal life, projects, etc

Emotet malspam campaign exploits reliance on magic for file type detection

Emotet is a Trojan designed to steal banking information. It is frequently spread by sending phishing emails to governments, banks,…

January 26, 2019

How to inspect the certificate of a mail server over a CLI

If you ever need to inspect the certificate of a remote SMTP server, you can use the openssl CLI tool.…

November 29, 2018

How to compile and install FFmpeg on Debian/Ubuntu

Here's how to build and install FFmpeg from source with all the bells and whistles (i.e codec support).  We'll install…

June 5, 2018

WannaCry ransomware analysis: Samples date back to at least early February 2017

The WannaCry ransomware worm has spread panic and destruction as it infects hundreds of thousands of systems around the world;…

May 18, 2017

Google Pixel phones can be unlocked with a recording of a trusted voice by default

The headline feature of the new Google Pixel phones is deep integration between the operating system and the Google Assistant…

October 23, 2016

Android 7.1 adds native android visual voicemail support for Verizon

After upgrading my Nexus 6P on Verizon to the Android 7.1.1 beta, I discovered that Visual Voicemail in the native…

October 20, 2016

PSA: The latest Google Chrome release trips EMET’s EAF+ mitigation

When Google Chrome updated to 53.0.2785.101 on my Windows systems, I encountered an onslaught of alerts from EMET, which was…

September 9, 2016