There are a lot of useful websites, this is a small subset of what is available:
The Scottish Government
"The Scottish Government is committed to ensuring that our children and young people are successful learners, confident individuals, effective contributors and responsible citizens. Equally, we want to make sure that we improve the life chances of those children and young people in our communities who are at risk. So while we want young people to enjoy the internet and all that it has to offer, we also want them to stay in control and know what to do and who to go to if they feel at risk." exert from the Scottish Government website. Click on the image to access the site to see the Scottish Action Plan.
"The Child Exploitation and Online Protection (CEOP) Centre is dedicated to eradicating the sexual abuse of children. That means we are part of UK policing and very much about tracking and bringing offenders to account either directly or in partnership with local and international forces." exert from the CEOP website. Click on the image to access their site.
The UK Council for Child Internet Safety (UKCCIS) brings together organisations from industry, charities and the public sector to work with the Government to deliver the recommendations from Dr Tanya Byron's report.
Click on the image to learn more. You can also download the report from the site.