Keeping children Safe in Education has now been updated for the 2019 / 20 academic year. This guidance comes in September 2019.
The guidance ‘Teaching online safety in school’ can be downloaded here: https://www.gov.uk/government/publications/teaching-online-safety-in-schools
Education for a Connected World (UKCIS, 2018) can be downloaded here: https://www.gov.uk/government/publications/education-for-a-connected-world
This information was found in Safeguarding Briefing but is widely available
Join the free weekly Safeguarding Briefing at www.safeguardingbriefing.co.uk
I am NOT associated with the above, I am just a subscriber to what is an excellent weekly bulletin and information source hence I am sharing this.