Linux security

How to Make File and Directory Undeletable in Linux

There may be situation that you want to make sure your file or directory cannot be DELETED by accident or intentionally. In my case I…

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eBooks

How to Convert Epub to PDF in Ubuntu Linux

EPUB is a popular file format supported by e-book readers on Amazon Kindle, Mobiles, Tablets and other devices. But sometimes you may need to convert…

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Linux security

How to Check Remote SSL Certificate from terminal inLinux

Here are 3 options you can use if you want to check on SSL certificate on any website from command line in terminal on your…

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Linux security

Scan your Linux Ubuntu machine for rootkits or malware

Chkrootkit is an open source rootkit scanner for Linux systems. Rootkits are hard to detect software & programs that allow access to a computer where…

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