Update README.md

README.md

@@ -193,6 +193,7 @@ https://github.com/HarmJ0y/DAMP
 * **Get-GPPPassword** Retrieves the plaintext password and other information for accounts pushed through Group Policy Preferences. https://github.com/PowerShellMafia/PowerSploit/blob/master/Exfiltration/Get-GPPPassword.ps1
 * **Invoke-ACLpwn** is a tool that automates the discovery and pwnage of ACLs in Active Directory that are unsafe configured. https://github.com/fox-it/Invoke-ACLPwn
 * **BloodHound** uses graph theory to reveal the hidden and often unintended relationships within an Active Directory environment. https://github.com/BloodHoundAD/BloodHound
+* **PyKEK** (Python Kerberos Exploitation Kit), a python library to manipulate KRB5-related data. https://github.com/SecWiki/windows-kernel-exploits/tree/master/MS14-068/pykek
 
 ### Local Escalation
 * **UACMe** is an open source assessment tool that contains many methods for bypassing Windows User Account Control on multiple versions of the operating system. https://github.com/hfiref0x/UACME