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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Wipe Hard Drive

How to Clean Wipe your hard drive before disposal

There is no need to buying very expensive tools to wipe your drive clean and securely so the data cannot be recovered. It is a…

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AntiMalware Status

Compress files or folders with PowerShell

The Compress-Archive¬†cmdlet creates a compressed, or zipped, archive file from one or more specified files or directories. An archive packages multiple files, with optional compression,…

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AntiMalware Status

Get report on recent password changes in AD

Here is a quick scrip to pull report on recent password changes for users in Active Directory: Import-Module ActiveDirectory $DateCutOff = (Get-Date).AddDays(-5) Get-ADUser -Filter *…

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AntiMalware Status

Add SMTP-ProxyAddress to users in AD with PowerShell

Here is a quick way to add new SMTP/ProxyAddress for the users in Active Directory with use of PowerShell. Create a csv file with two…

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