Links

1)     Lot of Data on Forensics

2)     Linux Privilege Escalation using SUID Binaries

3)     Web Application Pen-testing Tutorials With Mutillidae (Hacking Illustrated Series InfoSec Tutorial Videos)

4)     Penetration Testing Framework 0.59

5)     OSCP Preparation 

6)     AD Penetration Explanation

7)     {Refer}     Assembly Programming I     Part II     Part III

8)     Assembly Lab Setup  Assembly Intro    Assembly I      Assembly II 

9)     Linux Buffer Overflow Intro   Buffer Overflow Part II   Buffer Overflow III

10)  Malware Development --> Malware Development Part 1 

11)  Mobile Pentesting

12) 59 Hosts to Glory
13) JavaScript For Pentesters

Bookmarks:

Windows Checklist

Linux Checklist

Windows - Priv Esc Techniques

Windows - Priv Esc Techniques II
Pivoting

Dumping Windows Creds

General

https://www.exploit-db.com/

https://github.com/g0tmi1k/SecLists

https://github.com/swisskyrepo/PayloadsAllTheThings

https://highon.coffee/blog/penetration-testing-tools-cheat-sheet/

http://www.0daysecurity.com/penetration-testing/enumeration.html

https://hausec.com/pentesting-cheatsheet/

https://www.cellstream.com/resources/2013-09-10-11-55-21/cellstream-public-documents/wireshark-related/83-wireshark-display-filter-cheat-sheet/file 

Shells

https://highon.coffee/blog/reverse-shell-cheat-sheet/

http://pentestmonkey.net/cheat-sheet/shells/reverse-shell-cheat-sheet

Linux

https://gtfobins.github.io/

https://payatu.com/guide-linux-privilege-escalation/

https://www.rebootuser.com/?p=1623

https://blog.g0tmi1k.com/2011/08/basic-linux-privilege-escalation/

Windows

https://lolbas-project.github.io/#

https://github.com/SecWiki/windows-kernel-exploits

https://www.roguesecurity.in/2018/12/02/a-guide-for-windows-penetration-testing/

https://www.absolomb.com/2018-01-26-Windows-Privilege-Escalation-Guide/

http://www.fuzzysecurity.com/tutorials/16.html

https://github.com/PowerShellMafia/PowerSploit

https://github.com/samratashok/nishang

https://github.com/besimorhino/powercat