Mar 8, 2021What is technical debt? And how to talk about it?This is a transcript of my eponymous presentation at Confoo 2021. So, What is technical debt? And how do we talk about it? We’ve all used that term: “technical debt”, “tech debt”, but has it been really useful? We keep struggling with maintenance, development hurdles, and lack of understanding of…Technical Debt23 min read
Published in My journey into Cybersecurity·Mar 28, 2019Nmap — quick referenceNetwork Mapper: Network exploration tool and security / port scanner — Probing -Pn Skip discovery phase (treat all hosts as online) Scanning -sS SYN scan -sTfull TCP scan -sV version scan Scripting --script-help [default] print script’s info --script run scriptItops1 min read
Published in My journey into Cybersecurity·Mar 28, 2019netcat — quick referenceArbitrary TCP and UDP connections and listens Scan for listening daemon, without sending data BSD > nc -z example.com 20-30 GNU > nc -zv example.com 20-30 Client/Server BSD > nc -l 1234 # server > nc example.com 1234 # client > nc -l 1234 > out.txt # server > nc example.com 1234 < in.txt # clientItops1 min read
Published in My journey into Cybersecurity·Mar 27, 2019Book notes: ‘American Kingpin` by Nick BiltonNearly every character in American Kingpin seems to have wandered in from one Coen brothers movie or another — Ulbricht’s girlfriend is a born-again Christian who runs an erotic photography business; one of his chief confidantes is an undercover DEA agent who begins stealing from him; and the man who…Review1 min read
Published in My journey into Cybersecurity·Mar 19, 2019Book notes: ‘We Are Anonymous’ by Parmy OlsonInside the Hacker World of LulzSec, Anonymous, and the Global Cyber Insurgency — Author I (Parmy Olson) cover developments in AI, robotics, chatbots, digital assistants and emerging tech in Europe. I’ve spent close to a decade profiling the hackers and dreamers who are bringing the most cutting-edge technology into our lives, for better or worse. I’m the author of “We Are Anonymous: Inside the…Anonymous2 min read
Published in My journey into Cybersecurity·Mar 6, 2019TED2018: César Hidalgo — A bold idea to replace politiciansCésar Hidalgo has a radical suggestion for fixing our broken political system: automate it! In this provocative talk, he outlines a bold idea to bypass politicians by empowering citizens to create personalized AI representatives that participate directly in democratic decisions. Explore a new way to make collective decisions and expand your understanding of democracy. — TED Augmented Democracy Can we use A.I. to improve the user interface of democracy? In this TED talk and FAQ we explore the idea of…www.peopledemocracy.comDigital Citizenship1 min read
Published in My journey into Cybersecurity·Mar 6, 2019CIS Benchmarks“Configuration guidelines for various technology groups to safeguard systems against today’s evolving cyber threats” — CIS Benchmarks™ With our global community of cybersecurity experts, we've developed CIS Benchmarks: 140+ configuration guidelines for…www.cisecurity.org As I’m spinning up new machines and VMs, and at the recommendation of BHIS, I looking at the CIS Benchmarks. Checkout my ongoing Ansible implementation:Homelab1 min read
Published in My journey into Cybersecurity·Mar 6, 2019Home lab: the serverA Dell PowerEdge R900 — Got a used Dell PowerEdge R900 for $300. This beast comes with: 4 Intel Xeon E7440 Quad Core 2.40Ghz with Intel virtualisation technology (VT-x) 64Go RAM 4 150Go 15K SAS hard drives That makes it a good enough platform to build a virtual lab. For the little story, R900 actually…Dell3 min read
Published in My journey into Cybersecurity·Mar 4, 2019RITx: Cybersecurity Fundamentals, Unit 4&5— Course notesNetworking — OSI Layer 1&2: Ethernet Ethernet, with Wireless LAN, is part of the IEEE 802 family of standards. The services and protocol specified in IEEE 802 map the physical layer and data link layer of the OSI model. Ethernet is a family of networking technologies used for wired LAN and WAN networks. An Ethernet packet…Networking4 min read
Published in My journey into Cybersecurity·Feb 26, 2019Book notes: The Darkening Web: The War for Cyberspace—Alexander KlimburgPublisher description “No single invention of the last half century has changed the way we live now as much as the Internet. Alexander Klimburg was a member of the generation for whom it was a utopian ideal turned reality: a place where ideas, information, and knowledge could be shared and new freedoms…Cybersecurity9 min read
