ISO 27001 Surveillance Audits: What They Are and How to Prepare ISO 27001 is an international standard for information security management systems (ISMS). Once an organisation achieves ISO 27001 certification, it must undergo regular surveillance audits to maintain its certified status. This blog post will explain what surveillance audits are, why they occur, and how to prepare for them effectively. What are ISO 27001 Surveillance Audits? Surveillance audits are periodic checks, usually annually, conducted by a certification body to ensure that an organisation continues to comply [...]