Why you need a BYOD policy
If employees read work email or open documents on personal phones and laptops, you already have BYOD — whether or not you have a policy. A BYOD (Bring Your Own Device) policy sets the security conditions under which personal devices may touch company data, so you get the productivity without the uncontrolled risk.
What to include
- Scope and eligibility — which roles and device types are allowed, and which data they may access.
- Minimum device requirements — supported OS versions, disk encryption, screen lock, up-to-date patches.
- Enrolment — registration in an MDM/MAM solution before access is granted.
- Separation of data — keep corporate data in a managed container, separate from personal data.
- Authentication — MFA for corporate apps; no shared device access to sensitive systems.
- Lost or stolen devices — reporting obligation and selective remote wipe of corporate data.
- Privacy — be explicit about what the employer can and cannot see on a personal device. This is essential under GDPR and builds trust.
- Offboarding — removal of corporate data and access when someone leaves.
Common mistakes
- Claiming a full remote wipe of a personal device — disproportionate and a privacy problem; wipe the corporate container only.
- No MDM enrolment, making every other rule unenforceable.
- Silence on employee privacy, which erodes trust and can breach GDPR.
Framework alignment
Supports ISO 27001:2022 Annex A 6.7 (remote working) and 8.1 (user endpoint devices), and the NIST CSF Protect function.