We recently published a series of articles on all things social media, which also included information about protecting your social media accounts.  The South East Cyber Resilience Centre has recently published a blog about this:
SCRC have created a video showing the basic steps for keeping your social media accounts secure:



The main steps being:

1. Multi factor authentication
2. Strong passwords, and change the default password
3. Using  user roles on your social media accounts
4. Know which devices are signed into your social media accounts
5. use the FaceID feature on mobile devices
6. Implement a security policy for social media
7. Make sure your policy makes employees wary of clicking on links from unfamiliar followers

How to stop your social media accounts costing you thousands is the full report.

DPE's social media article series:

Guardians of Privacy: 1. Social media, privacy and children
Guardians of Privacy: 10. Social Media and Cookies
Guardians of Privacy: 11. Staff Social Media Accounts
Guardians of Privacy: 12. Social Media and Going Viral
Guardians of Privacy: 13. Social Media, Copyright and Intellectual Property
Guardians of Privacy: 14. Social Media and Cyber Bullying
Guardians of Privacy: 15. Navigating Social Media in Educational Settings Summary
Guardians of Privacy: 16. Social Media Checklist
Guardians of Privacy: 2. Law and Regulations
Guardians of Privacy: 3. Social Media Channels
Guardians of Privacy: 4. Social Media Access Control
Guardians of Privacy: 5. Social Media and Consent
Guardians of Privacy: 6. Posting Safely
Guardians of Privacy: 7. Social Media Data Retention
Guardians of Privacy: 8. Social Media Policies
Guardians of Privacy: 9. Social Media and Morality
Product Focus on Checklists : Social Media
Protecting your Social Media Accounts
Social Media and Marketing Guidelines and Training
Using WhatsApp in Schools
WhatsApp and FOI's: ICO Warnings
YouTube breached child protection laws