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Popular docs: Calendar.txt (HN #1). Tero's books on Amazon, over 500k sold. Start your research with a review article. Install Debian on Virtualbox. Command Line Basics Revisited. Cracking passwords with Hashcat. Crack file password with John. Fuzz URLs to find hidden directories. Format dates Calendar.txt style. Translate Offline with AI. Wireshark - Getting Started. Get Started Micro Editor. PGP - Send Encrypted and Signed Message - gpg. Kybermittari - Traficom security maturity spreadsheet.

Downloads: 0x54ask todo.txt manager for Android (on F-Droid). Micro editor plugins (on official repos: 'micro -plugin install palettero'). tBar for Impress - hide slide overflow. cdu directory jumper. ppp Personal Project Portfolio (little wins on your way to big goals, ship on every step). Card size gallery. Pure CSS photo gallery. har-extract-text.py extract files from HAR captures. Cppt. C++ scripting from 2007. Hack 'n Fix, two practice targets for finding and fixing a web vulnerability. Hoto - extract metadata from HTML and MAFF.

Ethical hacker's path: We offer 25 credits of offensive security courses + 15 credit thesis. And that's just for the offensive side... Tunkeutumistestaus (penetration testing). Sovellusten hakkerointi ja haavoittuvuudet and Application Hacking and Vulnerabilities (reverse engineering). Verkkoon tunkeutuminen ja tiedustelu (wireless and wired networks, NFC).

Infra as code: Palvelinten Hallinta (configuration management systems).

Project course: ICT Infrastructure project (Student projects: PhisSticks BadUSB simulation (video) Cryptocurrency mining dashboard. Analysing software radio with machine learning. student tag; course projects.).

Masters level: Cyber Security. Older courses of mine: Linux Palvelimet (Linux Servers), Information Security,

Research projects: EuroCyber Nexus, a four-country EU Horizon project on NIS2. (You might know NIS2 as Kyberturvallisuuslaki).

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tBar for LibreOffice Impress

tBar for LibreOffice Impress

Hide slide overflow.

Change slide layout from toolbar, don't waste 10% of screen for sidebar.

An extension for LibreOffice Impress.

Download tbar-impress.oxt. LibreOffice Impress: Tools: Extensions: Add.

0x54ask - Todo.txt manager for Android. Offline, works with syncthing.

0x54ask - Todo.txt manager for Android. Offline, works with syncthing.

0x54ask is a todo.txt manager. It supports context (@W at work, @H at home...) and tags (+linux, +bank, +tero).

0x54ask forks SimpleTask Cloudless. It provides passive perks: data safety, automerge, filesystem protection - and it never connects Internet, at all.

Update: Install on F-Droid!

Sovellusten hakkerointi

Sovellusten hakkerointi

Find vulnerabilities in your app - before criminals do.

This is "Application hacking" in Finnish: "Sovellusten hakkerointi ja haavoittuvuudet". In nerd speak, it's reverse engineering. You'll learn Ghidra, gdb and similar.

Co-taught with Lari Iso-Anttila. Sold out, queue started.

Visitor: Otto Ebeling hacked crypto and got big money - legally and ethically. (Maybe OSINT his Ltd 2023)

Update: Extra group started!

Tunkeutumistestaus

Tunkeutumistestaus

Learn to hack computers to protect your own. In the course, you will break into target computers.

Excellent feedback, reached 5.0 out of 5.

Update: Visitors confirmed: Buuri (pentesting banks), Särökaari (attacking identity?), joohoi (creator of ffuf).

Card Size Gallery

Card Size Gallery

List of products is often shown as images on a grid. This pattern is called "cards".

Card Size Gallery allows you to test what different card formats look like.

Kokoro TTS - Voice Comparison

Kokoro TTS - Voice Comparison

Free, open weight models can generate speech. On your local machine.

Listen to voice samples of all Kokoro TTS voices on the web.

Optionally, install Kokoro with Podman.

cdu - Jump up to project directory

cdu - Jump up to project directory

You're five levels deep in your git repo. You would like to get to the top level. 'cdu'.

An up only directory jumper for zsh and bash. Nicely complements other directory jumpers, like zoxide, autojump or fasd.


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