Learn step by step how to export and import Okta SIEM logs in to your open source Graylog! After many failed attempts to import Okta SIEM logs in to Graylog (using Okta Documentation and some PowerShell scripts I found online)…
To perform a bulk whois lookup of a list of IP addresses use the following script: Bulk whois lookup while read ip; do if [ ! -z “$ip” ]; then echo -n “$ip – ” && whois $ip 2>/dev/null grep…
To split terminal in to four horizontal tmux windows you can run the following code: #!/bin/bash tmux new-window -a -n WinSplit tmux new-session -d -s WinSplit tmux selectp -t WinSplit tmux split-window -v tmux set-window-option -g window-status-current-bg blue tmux split-window…
Problem You need two diff two files and only output what is unique to file one. text file 1 contains: 1 2 3 4 5 text file 2 contains: 6 7 1 2 3 4 Solution $ awk ‘FNR==NR{a[$0]++;next}!a[$0]’ file1…
To modify ip-tables directly in ubuntu First save off your current config: $ sudo -s $ iptables-save > $ iptables-save > .to.modify At this point you can modify the file. Once your are satisfied restore it # iptables-restore <…
Configure postfix with Gmail via Webmin This assumes the user has webmin installed and understands how to log in and use it. (Usually bring it up in a browser at https://localhost:10000 ) Make sure that postfix is installed. In Webmin this…
Scripts to manage Active Directory Users Appending a Multi-Valued Attribute Appending a Phone Number Adding a Route to the Dial-In Properties of a User Account Adding a User to Two Security Groups Appending Address Page Information for a User Account…
Useful Linux Commands (Red Hat) () Revised 3/1/2000 Getting information man commandname display the manual page for a particular command named commandname man -S sectionnumber commandname display the manual page under a specific section numbered sectionnumber for the command named…
Add Public SSH Key to Remote Server in a Single Command From HowToGeek If you want to setup SSH keys to allow logging in without a password, you can do so with a single command. The first thing you’ll need…
