I am trying to find a dissertation topic for university. Any Ideas?

I have found for you 20 possible topics. Hopefully, you will find the one you have been looking for.
Discuss the role of computer networks in the business environment

Explain how information security affects computer networks
Discuss the nature of computer networks, with an emphasis on PC and UNIX workstations
What is the role of a data link layer in computer networks?
Explain how the internet and the development of computer networks are related
What are networking computer systems?
Discuss how telecommunication has been affected by the computer networks
Explain the concept of LAN (Local Area Networks)
Discuss how wireless networks have helped spur business growth in the world
What are some of the best computer network security alternatives that are available?
The concept of artificial intelligence has been on the rise over the years. Explain how this has become one of the biggest challenges in the world today
Computer viruses are a threat to computer networks all over. Discuss some of the mechanisms that can be put in place to minimize and/or eradicate this threat
Discuss the major components that make up an information processing system
With respect to computer networks, what are neural networks? Discuss how they can be used and their role it the world of technology
Discuss computer hacking, the past, the present and what might be in store for the future.
With whistleblowers like Edward Snowden all over the place, is access to computer files a risk that can be controlled or is it open season for anyone who can risk it?
Discuss some of the uncanny social behavior that renders a computer network ineffective, and susceptible to vulnerability. Discuss some measures that can help prevent such problems.
Discuss the wireless sensors networks security with an inference on the micro-electro mechanical systems
Showcase some of the challenges that are associated with the wireless sensor networks
Explain how virtual private networks are operated. Discuss some of the challenges that are associated with these networks, and make sure that you highlight how these challenges can be addressed.
Well, the list is a good one, isn't it? In case you have chosen the topic, but the muse does not come, you may also turn for the help to the service I use quite often,. Check in Google, please, Marvelous essay service