Designed and built with care, filled with creative elements



Working along side some of the UK’s leading universities and government agencies, CHL has been providing tailored education and bespoke programming services, with a focus on data protection and information security, for more than twenty years.

Studying with CHL

Anywhere, Anytime

CHL’s online courses, studied from anywhere with a ‘net connection, are:

  • Convenient – learn when it suits you
  • Save you money – no commute, books or software etc. to purchase
  • Comfortable – learn in your favourite environment, pyjamas are fine
  • Helpful – improve your technical skills

Our approach

At CHL we pride ourselves in delivering high quality, well researched courses. We do this by being:

  • Real world developers –
  • Experienced – We’ve been delivering eduction services since 1994.
  • Up to date wth the latest technical skills

Get in touch

We’re happy to engage with you without obligation. Where appropriate, we’ll gladly come and meet you. If there’s a good ‘fit’ and we get to the point where we can develop a mutually beneficial proposal, then we can do business. No hard sell; it’s not our style.

To begin a conversation, call us on +44 (0)1905 821786, or use the contact form.

Current courses

What do our students say?

Not sure whether a CHL course is right for you? Here are some reviews left by current and past students.

Overall really good course

"David has created an intuitive and concise course on GDPR. The content is current and relevant and clearly explained. The quizzes are useful to check one's understanding. Overall really good course on GDPR."

Clear presentation

"Good context, content and structure, as well as clear presentation."

Perfect course

"As a brazilian information security professional this course was very good to clarify various points about GDPR. Its a perfect course to break the shell regarding GDPR. The instructor is speeks very well, I just think that he could bring more energy to the slides. Sometimes he start to become slow. But I recommend it."

Awesome course

"Awesome course! Great introduction to GDPR providing basic foundational knowledge to build upon. The instructor is very clear and presents information in a professional user friendly manner and illustrates how it can be implemented in the real world at a basic level."

Really enjoyed this course

"Really enjoyed this course. I expected to find the subject interesting and, thanks to a good instructor, I was not disappointed."

Good structure

"a very accessible and interesting presentation on a dry subject. Particularly like the quiz after each section. Good structure"

Highly recommend

"Great introductory course, very well put together, instructor is very knowledgable on the subject matter. Highly recommend to anyone looking to learn about how they are at risk online."


"Great introductory course on Information Security. David gives clear explanation of key topics using visually attractive slides. The list of biographies at the end of each session is helpful to dig further into the respective topics. This is definitely a valuable course with a comprehensive overview of the main aspects of information security."

A must-do

“Very good, and leading me to want to see more. I've learnt some very useful tips for computer security. A must-do for almost everyone. I've not seen anything else like this and it is essential for everyone who uses a computer or mobile device.... in a word everyone!”