The systems in the Billericay school were compromised during the half term holiday.
The incident followed a BBC report which revealed 347 cyber incidents were reported in the education and childcare sector in 2023 - an increase of 55% on 2022.
Government data suggested most schools and colleges have identified a cyber-security breach in the past year.
The BBC report about the cyber attack can be read here.
Cyber attacks most often happen at the very start of a holiday so they can work while everyone is on holiday. We have written previous articles about this:
What to do in the event of a Cyber Attack
Incidents or attacks where any security breaches may have taken place, or other damage was caused, should be reported to an external body.
The SLT digital lead will be responsible for assigning someone to report any suspicious cyber incidents or attacks. This person will need to report this to:
- Action Fraud on 0300 123 2040, or the Action Fraud website
- the DfE sector cyber team at
This email address is being protected from spambots. You need JavaScript enabled to view it.
You may also need to report to:
- the NCSC website if the incident or attack causes long term school closure, the closure of more than one school, or serious financial damage
- the ICO website within 72 hours, where a high risk data breach has or may have occurred
- your cyber insurance provider (if you have one), such as risk protection arrangement (RPA)
- Jisc, if you are a part of a further education institution
You must act in accordance with:
- Action Fraud guidance for reporting fraud and cyber crime
- Academy Trust Handbook Part 6, if you are part of an academy trust
- ICO requirements for reporting personal data breaches
Police investigations may find out if any compromised data has been published or sold and identify the perpetrator.
m. Preserving evidence is as important as recovering from the crime.
Forward suspicious emails to