Emotet malspam campaign exploits reliance on magic for file type detection

January 26, 2019 3:52 am
Sean Whalen

Emotet is a Trojan designed to steal banking information. It is frequently spread by sending phishing emails to governments, banks, healthcare organizations, and schools. The phishing emails will often claim to be an invoice, with a malicious Microsoft Word document attached. The email may often appear to be from a…

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 11:17 pm

Demystifying DMARC: A guide to preventing email spoofing

DMARC can stop spoofed spam and phishing from reaching you and your customers, protecting your information security and your brand.…

June 15, 2018 8:00 pm

How to compile and install FFmpeg 4.0 on Debian/Ubuntu

Here's how to build and install FFmpeg 4.0 from source with all the bells and whistles (i.e codec support).  We'll…

June 5, 2018 12:26 am

Stop the ADA Education and Reform Act

The Americans with Disabilities Act (ADA) of 1990 (amended in 2008) is a bipartisan law that sets accessibility standards that…

February 10, 2018 10:16 pm

Lessons Learned from the US Federal Government’s Ongoing Deployment of SPF and DMARC

SPF and DMARC are standards that describe how the origins of email messages should be verified, to prevent email spoofing.…

January 1, 2018 6:07 pm

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 7:49 pm

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 9:04 pm

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 4:37 pm

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 1:32 pm