Tags » Gnu/ Linux

Apache httpd Security Tips

ServerSignature Off
ServerTokens Prod

Update regularly

httpd -v
yum update httpd
apt-get install apache2
Operating Systems

Android set to topple Windows as most popular operating system

According to the website StatsCounter, Google’s Android operating system is less than two percentage points away from dethroning Microsoft Windows as the world’s most popular operating system. 1,558 more words


Security on CentOS 5


Login attempts file: /var/log/secure

Change SSH port from 22 to something else.

Change FTP port from 21 to something else.

Operating Systems

Windows & Linux & Mac Uptime

Learn run time before last boot.


systeminfo | find "System Boot Time:"


Task Manager -> Performance

Linux & Mac:


Note: System boot time is wrong on Windows 10. 30 more words


PDFSam, a pdf 'merger' and 'splitter' tool


I use PDFSam to merge different pdf documents into one, for example, collecting different web documents into one.


Internet security company springs big data leak...millions at risk. Not your problem

People aren’t actually saying that every cloud has an unencrypted lining but they are saying that every website protected by the online security service Cloudflare has been leaking encrypted session and user data—including credit card numbers and passwords—for months now and that millions of affected website users should promptly change their passwords! 1,174 more words


Wordpress VestaCP User Permission

Change ownership from root to (Vesta user) admin:
chown -R admin:admin /home/admin/web/domain.tld/public_html
This solves the problem of WordPress auto update.

Operating Systems