Premium Content

The Certified Secure Premium Content grants access to extra challenges, videos, downloads and tools. If you are looking for extra information or if you simply want more online challenges, you will find it here. You can recognize Premium Content by the white Premium Content icon.

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Hardcopy certificates bearing seal

Make it official! Order a hardcopy of your certificates, bearing the original Certified Secure seal. Delivered by Dutch postal service.

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€ 5,00

Hardcopy certificates bearing seal

Order a hardcopy of your certificates. Printed on Old Dutch paper with vintage paper texture and watermark. The certificates bear the original Certified Secure seal. Delivered by Dutch postal service within five working days.

Package Contents:

Hardcopy certificates bearing seal

Hidden Message Challenge

Do you know your encryption classics? Recognize the 10 different basic encryption techniques and decipher the hidden messages!

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€ 2,50

Hidden Message Challenge

€ 2,50

The Hidden Message Challenge is all about encryption. Do you have a knack for encryption and are you able to recognize the classics? Then you will have a blast with the Hidden Message Challenge! Recognize the 10 different basic encryption techniques and decipher the hidden messages. Start the Hidden Message challenge and decrypt all the hidden messages to score 100% and gain 1000 Experience Points (XP).

Package Contents:

Challenge: Hidden Message

Private Messenger Challenge

The Private Messenger Service is used to send messages. Upgrade an account to Premium and score 100%. Keywords: XSS, XSRF, JAVA

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€ 2,95

Private Messenger Challenge

€ 2,95

With the Private Messenger Service users can send private messages. The goal of this challenge is to gain access to a Private Message Inbox. Score 100% and gain 750 Experience Points (XP) by upgrading an account to Premium status. Keywords for this challenge are: XSS, XSRF, JAVA.

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TMI Photoshare Challenge

The TMI PhotoShare app puts your life in the spotlight! Gain access to the admin interface to score 100%. Keywords: Tricky, Exif, Blackbox.

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€ 3,95

TMI Photoshare Challenge

€ 3,95

With the upcoming TMI PhotoShare app you will be able to share your photos and favorite moments with the world! The service is currently in beta and you are hired to perform a BlackBox Penetration Test. Bypass the beta-check, upload a photo, extract EXIF information and gain access to the hidden admin interface to score 100%. Keywords: Tricky, Exif, Blackbox.

Package Contents:

Challenge: TMI Photoshare

Instruction Path Traversal

The basic principles of Path Traversal. Explained in detail by instruction video, corresponding challenge and Path Traversal cheat sheet.

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€ 9,95

Instruction Path Traversal

€ 9,95

The Path Traversal instruction package consists of three parts. The instruction video Path Traversal, the challenge "Herman Vluchtbeveiliging" and the Path Traversal cheat sheet. The instruction video discusses the basic principles of Path Traversal, using the Herman Vluchtbeveiliging challenge. This Challenge is also part of the package. The Path Traversal cheat sheet contains a useful overview of Path Traversal applications.

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Instruction SQL Injection

The basic principles of SQL Injection explained in detail. Invaluable information for the Essential Security Certification.

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€ 9,95

Instruction SQL Injection

€ 9,95

The instruction package SQL Injection consists of three parts. The instruction video SQL Injection, the corresponding Security Shop challenge and the SQL Injection cheat sheet. The instruction video discusses the basic principles of SQL and SQL injection thoroughly. The Security Shop challenge is a fun challenge that enables you to practice your new skills immediately. The cheat sheet offers a useful overview of SQL Injection applications.

Package Contents:

Challenge: Security Shop

Bootcamp: Essential Security

Practice makes perfect! Extra challenges for the Essential Security certification. Polish your SQL and Path Traversal skills with these  challenges.

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€ 12,99

Bootcamp: Essential Security

€ 12,99

Practice makes perfect! This bootcamp pack consists of 3 extra Essential Security challenges. Ideal for everybody who wants to practice their SQL Injection and Path Traversal skills. 

Package Contents:

Challenge: Hackblog

Instruction Cross Site Scripting

The basics of Cross Site Scripting on a platter. Contains instruction video with challenge and the XSS cheat sheet. Get certified now!

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€ 9,95

Instruction Cross Site Scripting

€ 9,95

The instruction pack Cross Site Scripting consists of three parts. The instruction video Cross Site Scripting, the My Password challenge and the XSS cheat sheet. The instruction video discusses the basic principles of Cross Site Scripting. The My Password challenge is a fun challenge that allows you to practice your new skills immediately. The cheat sheet offers a useful overview of XSS applications. Essential when completing the Security Specialist certificate.

Package Contents:

Challenge: My Password
Download: XSS Cheat Sheet

Instruction Port and Version Scanning

An outline of Port and Version Scanning by the means of video and challenge. Brings you one step closer to the Security Specialist Certification.

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€ 9,95

Instruction Port and Version Scanning

€ 9,95

This package consists of the instruction video Port Scanning and the challenge Find My Ports. The instruction video discusses the basic principles of port and version scanning. The Find My Ports challenge enables you to practice your new skills immediately.

Package Contents:

Challenge: Find My Ports

Bootcamp: Security Specialist

Extra challenges for the Security Specialist Certification. Keywords: Port and Version Scanning, Header Manipulation, Path Traversal, SQL Injection.

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€ 12,99

Bootcamp: Security Specialist

€ 12,99

This bootcamp pack consists of four extra Security Specialist challenges. Ranging from Port and Version scanning to SQL Injection and HTTP Header Manipulation. Practice your skills until perfection.

Package Contents:

Challenge: Breakfast Club
Challenge: P2000 Challenge
Challenge: Spy Bottle
Challenge: Version Madness

Instruction Cross Site Request Forgery

The basics of Cross Site Request Forgery in one package. The pack contains an instruction video and the related Avatar challenge. Get certified now!

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€ 9,95

Instruction Cross Site Request Forgery

€ 9,95

The Cross Site Request Forgery package consists of two parts: the instruction video Cross Site Scripting and the Avatar Challenge. The instruction video discusses the basic principles of Cross Site Request Forgery, using the included Avatar challenge. Essential for completing the Web Security Specialist certificate.

Package Contents:

Challenge: Avatar Challenge

Instruction Command Injection

Everything about Command Injection and Malicious Uploads. Essential for completing the Web Security Specialist Certification.

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€ 9,95

Instruction Command Injection

€ 9,95

The instruction package Command Injection consists of the instruction video Web Insecurity and two different training challenges. Essential when completing the Web Security Specialist Certification.

Package Contents:

Challenge: Trace
Challenge: Bachelor

Bootcamp: Web Security Specialist

Extra extra! Extra challenges for the Web Security Specialist Certification. Practice your skills using these unique challenges.


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€ 12,99

Bootcamp: Web Security Specialist

€ 12,99

This bootcamp pack consists of four extra Web Security Specialist challenges. Perfect if you want to practice your authentication and authorization bypass skills to the max.

Package Contents:

Challenge: Honest Achmed
Challenge: Chess Challenge
Challenge: Tetris Challenge
Challenge: Paste Challenge

Powerpack: Forensic Specialist

This pack is loaded with Forensic Specialist video's and challenges. It contains no less than 4 video's and four Forensic Analysis challenges. Get certified now!

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€ 14,95

Powerpack: Forensic Specialist

€ 14,95

The instruction package Forensic Specialist consists of the following instruction video's: Analyze Network traffic, Analyze Hard disk, Copy Hard disk and Capturing Network traffic. Four exciting training challenges are also included. Everything you need to complete the Forensic Specialist Certification.

Package Contents:

Challenge: Find that hash
Challenge: Network Analysis

Powerpack: Server Security Specialist

Trending topic in this package: server security. Everything you need for the Server Security Specialist Certificate.

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€ 14,95

Powerpack: Server Security Specialist

€ 14,95

The instruction package Server Security Specialist consists of the instruction video UDP Port Scanning, the instruction video Server Insecurity, a cheat sheet and five different training challenges. Simply everything you need for the Server Security Specialist certification.

Package Contents:

Challenge: Open Relay
Challenge: Anonymous FTP

Powerpack: Security Aware Programmer

Everything you need to know about Input Validation and Authentication. A must-have when working on the Security Aware Programmer Certification.

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€ 14,95

Powerpack: Security Aware Programmer

€ 14,95

The instruction package Security Aware Programmer consists of the instruction video Input Validation, the instruction video Authentication and four different training challenges. A real must-have when working on the Security Aware Programmer Certification.

Package Contents:

Challenge: No More XSS
Challenge: Vault Challenge

Powerpack: Security Aware Administrator

Everything there is to know about Firewalling and Software Updating. For those who are working on the Security Aware Administrator Certificate.

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€ 14,95

Powerpack: Security Aware Administrator

€ 14,95

The pack consists of two instruction video's: Firewalling and Updates, two cheat sheets and four different exciting training challenges. Essential when completing the Security Aware Administrator Certification.

Package Contents:

Challenge: Firewall Basics
Challenge: Rule that order