I found an email in my Gmail spam folder which has the Gmail trusted sender icon. This seemed strange as I never saw this on spam, and it is making me uncomfortable. I can’t figure out what this message is, whether it is a scam, and if i…
EMET – Then and Now EMET – Then and Now Microsoft’s Trustworthy Computing initiative was 7 years old in 2009 when we first released the Enhanced Mitigation Experience Toolkit (EMET). Despite substantial improvements in Windows OS security during that s…
I need to encrypt and send update files of the order of 100K from a server, through a mobile app, to low power wireless embedded devices (32 bit). The file transfers will be infrequent. The mobile to device communications are slow (BLE) …
Should the sole user of a *nix (particularly Linux and MacOS) have two accounts, one with sudo privileges and one without? Years ago I read that on your personal computer you should do your daily tasks as an unprivileged user and switch to…
nmap keeps showing different and wrong results whenever I perform a scan to see how many hosts are up on my subnet. See the following scan reports.
The first scan I made was not with superuser privilege. The second scan was made to see if …
I already have my mail server (postfix, courier, mysql) and roundcube as my webmail client, Encrypt() is the current password encryption function,
Is there a way to change the default password encryption from Encrypt() function to md5 or …
In the manners of Browser fingerprinting, is it possible to obtain a somewhat unique fingerprint for the device OS and hardware (a 1 out 1000 entropy score would be good enough for my needs)
Edit:
For more context, I am trying to differen…
In June 2016, we published a blog about a phishing campaign targeting the
Apple IDs and passwords of Chinese Apple users that emerged in the
first quarter of 2016 (referred to as the “Zycode” phishing campaign).
At FireEye Labs we have an automat…
In June 2016, we published a blog about a phishing campaign targeting the
Apple IDs and passwords of Chinese Apple users that emerged in the
first quarter of 2016 (referred to as the “Zycode” phishing campaign).
At FireEye Labs we have an automat…
A client sends data to a server over an SSL-encrypted connection.
I want to see the client certificates that are sent to the server.
I got the server certificate with:
openssl s_client -connect 192.168.254.208:40004 </dev/null 2>/dev…
