My trainings

Public trainings

Come to my public trainings, everybody's welcome:

Trainings in Prague are held regularly in the middle of March, June, September, and December, in other cities irregularly.

In-house trainings

Any public training can also be turned into an in-house training. As an extra, I offer these in-house-only courses:

Hledáte kurzy Introduction to PHP, Classes and objects in PHP? Předal jsem je Martinovi Hujerovi.


My articles

What's security.txt and why you should have one (April 9, 2018, Blog)

Add security.txt to your site, with correct contact details inside the file, so that people reporting security issues won't have to guess where to send the reports to. Using a real example, I'll show you why having such file is a good idea.

(read more…)

A password manager as an employee benefit (March 30, 2018, Blog)

“The developer was using the same email and password combination on GitHub.” What can go wrong? Hell of a lot can go wrong.

(read more…)

Cracking passwords from the Mall.cz dump (January 2, 2018, Blog)

You don't crack passwords using rainbow tables or brute-force attacks anymore. So this probably wasn't a plaintext leak, somebody have cracked 750k passwords and uploaded them online. I've tried cracking them too.

(read more…)

All articles


My talks

Favorites

Upcoming talks

…at your event or conference, let me know!

Talks

Bezpečnost prakticky a na vlastní kůži
April 19, 2018, Partnerské setkání TechData (120 minutes)

“Hlavně si to heslo nikam nepište”
April 13, 2018, Outlaw 2018 (20 minutes)

Vyhledávejte na netu jako MacGyver
March 10, 2018, AimtecHackathon 2018 (45 minutes) 📃

Hesla – ukládání a lámání
February 6, 2018, Livestream Péhápkaři (150 minutes)

Lámání a ukládání hesel
November 5, 2017, OpenAlt (25 minutes)

All talks


Me answering questions

Blokování webů a stránek
June 4, 2016, Český rozhlas Online Plus

Na 11. srazu Na volné noze
June 4, 2016, 11. sraz Na volné noze

Webový vývojář musí mít hackerské myšlení
May 30, 2016, Kyberbezpečnost.cz

Hlavní je používat hlavu, ale ne na hesla
May 3, 2016, Host Radiožurnálu

Jak zvýšit zabezpečení vašeho webu?
February 17, 2016, MladýPodnikatel.cz

All interviews

Česky