Posted inLinux
Installing and Configuring DKIM in Postfix
DomainKeys Identified Mail (DKIM) is an email validation method that uses public and private keys. The private key is used to sign each message sent and the public key is…
Posted inLinux
Axel Download Accelerator for Linux
There are websites that reduce the download speed per connection. With Axel you'll be able to download much faster as it opens several connections, thus increasing the download speed. How…
Posted inLinux
Slowloris DoS – How to protect your Apache
Slowloris is a tool used for DoS (Denial of Service) on HTTP servers. Basically, Slowloris opens the maximum number of connections possible, leading the server to "exhaustion". Some of the…
Posted inLinux
Scheduling Tasks in Linux using Crontab
Scheduling tasks is a very useful feature, for example in server maintenance and backup, etc. In Linux, this can be done using"crontab". Using the crontab -operation command will allow you…
