Why Schools and Parent Groups Should Stop Using WhatsApp for Communication
- Kirra Pendergast
- Mar 18
- 4 min read

WhatsApp has become a default communication tool for many school communities, offering a quick and familiar way for parents to stay connected. However, while it may seem convenient, WhatsApp is not designed for school-related communication.
Using it for parent groups comes with serious risks including privacy breaches, misinformation, and legal liability that many people don’t realise.
If your school or parent group relies on WhatsApp, it’s time to rethink that decision.
One of the biggest problems with WhatsApp parent groups is the complete lack of moderation tools. Unlike dedicated school communication platforms, WhatsApp does not allow group admins to filter messages, flag inappropriate content, or prevent harmful discussions before they escalate.
This creates major risks:
Harmful or false information spreads unchecked – Anyone in the group can post messages, including misinformation about school policies, unverified rumours, or even defamatory statements about school staff.
Admins have no real control – The only way to remove harmful content is to delete messages (which is only possible within a limited time frame) or remove members after the damage is done.
Legal liability for admins – In some cases, group admins have faced legal consequences for failing to prevent harmful discussions or inappropriate content, especially when minors are involved.
WhatsApp’s automatic media-saving feature also means that images sent in a group are stored in members’ camera rolls by default unless individuals manually change their settings. This creates huge risks if sensitive student-related images are shared, as they can quickly be forwarded outside the group without consent.
Most WhatsApp parent groups start with good intentions sharing school updates, organising events, and supporting each other. But without constant oversight, they quickly spiral into negativity, conflict, or misinformation.
To be brutally honest we have had so many complaints and requests for assistance with out of control Whatsapp groups I have lost count.
Common problems include:
Unverified complaints about teachers or school policies
Arguments between parents over discipline, classroom concerns, or student behaviour
Misinformation spreading about school events, safety issues, or even medical advice
Even if a group is “unofficial”, if it becomes widely used by parents in a particular school, it can become official by default and the school’s reputation can be affected. Schools have faced serious challenges when parents share false or inflammatory information that damages trust in teachers, administrators, or other families.
What starts as a helpful group chat can quickly become a breeding ground for unnecessary divisions and conflicts within the school community.
WhatsApp also exposes every group member’s phone number, creating major privacy concerns. This is especially problematic for:
Parents in sensitive situations (e.g., domestic violence survivors, custody disputes) who may not want their contact details shared.
Families who value digital privacy and prefer not to share personal information beyond what is necessary especially to apps known to be gathering information through their algorithms that include absolutely everything in Whatsapp.
Situations where phone numbers are later misused for unwanted messages or personal conflicts.
Beyond exposing personal contact details, WhatsApp groups can easily cross legal lines by sharing sensitive school-related information.
Common mistakes include:
Posting private details about students (academic performance, behaviour, birth dates health issues).
Sharing complaints about teachers in a public group.
Discussions that could violate privacy laws, such as the Australian Privacy Act or GDPR (General Data Protection Regulation) in Europe.
Schools and parents must take these obligations seriously to avoid potential legal risks.
Meta, WhatsApp’s parent company, has openly admitted to collecting data from WhatsApp group chats to improve its advertising and AI models. This means that even so-called “private” discussions in parent groups may be analysed for advertising purposes. For schools and families who care about protecting student and parent data, this should be a major red flag. Encrypted does not equal safe and private.
If the goal is to improve communication between parents and schools, there are far safer and more effective options:
Platforms like Sentral, SkoolBag, ClassDojo, and Edmodo are specifically designed for secure and structured school communication.
They offer:
Moderation tools to prevent harmful content.
Privacy protections that keep personal data safe (if the services is paid for - if it is free you and all of the data is the product).
School oversight to ensure accurate information is shared.
Schools can send regular email updates or use a secure online portal to share important news without relying on third-party apps. Many education departments offer secure messaging platforms for direct parent-teacher communication. These systems are regulated, ensuring privacy and compliance with school policies. Parent demand should not be the primary driver of decisions regarding the use of WhatsApp in schools. Student privacy should. While parents may advocate for WhatsApp due to its widespread use and convenience, the platform lacks protection of data. Schools operate across varying legal requirements, making it essential to prioritise secure, education-specific communication platforms that offer end-to-end encryption, appropriate protections, and institutional control over student data. Allowing parental preference to dictate these decisions can expose schools to legal risks, data breaches, and safety concerns, undermining their duty to protect student privacy in a globally compliant manner.
If your school needs help updating policy etc reach out for details on our advisory packages. hello@safeonsocial.com
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