Offensive Shellcode from Scratch
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Cyber Security and Network Security
Sabyasachi Pramanik & Debabrata Samanta & M. Vinay & Abhijit Guha
Mastering OpenLDAP
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Bash Idioms: Write Powerful, Flexible, Readable Shell Scripts
Carl Albing & J P Vossen
Mastering Linux Network Administration
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Mastering Linux Administration
Alexandru Calcatinge & Julian Balog
The Complete Metasploit Guide
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Burp Suite Cookbook
Sunny Wear