Figure 1: A very pretty and shiny challenge coin received for solving the CTF, and 2/3 for the Card Hacking Challenge. My first ever! This year at DEF CON 31, there was the Payment Village which I decided to visit. Now, I’m not sure about you the reader, but I have never worked with payment systems prior to this, so this writeup/blog will be written from such a point of view....
Go to hacker summer camp. Hack things. Drink things. Sleep not so much. Walk much. Don’t catch the spicy cough. Mission success. More to come here, soon-ish.
On Advice To Self Take it from someone who felt depressed and unhappy for a good portion of his life: if you’re not working at this every day, you’re not going to get there, wherever “there” is for you. You can count on toiling in obscurity for a long time before seeing the payoff. That’s how this shit works work. Nothing for a long time and suddenly, you’re “making it.”...
Note; This will be updated in the future to make it a bit better, just a draft to get something out there. A fair amount of people have been asking me what I do as a security consultant day to day. So I thought I would make this post so I can redirect everyone here. The title of “security consultant” doesn’t say much, a more accurate title would be penetration tester....
On Life and Choices I used to play in a weekly poker game with some cats. We went pretty deep down the rabbit hole and the dude who ran the game put us on to a book called “The Grinder’s Manual.” Basically the idea is, all your choices have an “expected value” positive or negative. Over a period of time if you continue to make +EV decisions, even though they may not all work out in your favor, they will add up to be overall positive....
About Armageddon IP 10.129.48.89 OS Linux Difficulty Easy nmap └─$ nmap -sV -sC -oA armageddon 10.129.48.89 255 ⨯ Starting Nmap 7.91 ( https://nmap.org ) at 2021-03-29 04:54 EDT Nmap scan report for 10.129.48.89 Host is up (0.22s latency). Not shown: 998 closed ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 7.4 (protocol 2.0) | ssh-hostkey: | 2048 82:c6:bb:c7:02:6a:93:bb:7c:cb:dd:9c:30:93:79:34 (RSA) | 256 3a:ca:95:30:f3:12:d7:ca:45:05:bc:c7:f1:16:bb:fc (ECDSA) |_ 256 7a:d4:b3:68:79:cf:62:8a:7d:5a:61:e7:06:0f:5f:33 (ED25519) 80/tcp open http Apache httpd 2....
About Tenet IP 10.129.120.173 OS Linux Difficulty Medium nmap └─$ nmap -sV -sC -oA tenet 10.129.120.173 Starting Nmap 7.91 ( https://nmap.org ) at 2021-03-19 23:28 EDT Nmap scan report for 10.129.120.173 Host is up (0.24s latency). Not shown: 998 closed ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 7.6p1 Ubuntu 4ubuntu0.3 (Ubuntu Linux; protocol 2....
About The Notebook IP 10.129.116.95 OS Linux Difficulty Medium nmap └─$ nmap -Pn -sV -sC -p- --min-rate=10000 -oA Notebook 10.129.116.95 Host discovery disabled (-Pn). All addresses will be marked 'up' and scan times will be slower. Starting Nmap 7.91 ( https://nmap.org ) at 2021-03-10 00:56 EST Warning: 10.129.116.95 giving up on port because retransmission cap hit (10)....
About Tentacle IP 10.129.108.83 OS Linux Difficulty Hard nmap └─$ nmap -Pn -sV -sC -p- -oA Tentacle 10.129.109.74 Host discovery disabled (-Pn). All addresses will be marked 'up' and scan times will be slower. Starting Nmap 7.91 ( https://nmap.org ) at 2021-03-20 05:56 EDT Stats: 0:00:23 elapsed; 0 hosts completed (1 up), 1 undergoing Connect Scan Connect Scan Timing: About 0....
I’m aware there are already a whole bunch of reviews out there on the eLearn Junior Penetration Tester certificate; however one more couldn’t hurt, and my experience might be valuable to you, the reader, one day.