Internal Audit - Technical Knowledge

Although high level of technical knowledge is desirable, it is not mandatory for an ISO 27001 internal auditor, because he can work together with an expert in the field being audited to provide the necessary support.

An internal auditor must have knowledge about ISO 27001 standard and audit process and techniques, which can be acquired through attending ISO 27001 audit-related courses.

These articles will provide you further explanation about ISO 27001 internal auditor:
- Qualifications for an ISO 27001 Internal Auditor https://advisera.com/27001academy/blog/2015/03/30/qualifications-for-an-iso-27001-internal-auditor/
- How to become ISO 27001 Lead Auditor https://advisera.com/27001academy/knowledgebase/how-to-become-iso-27001-lead-auditor/

These materials will also help you regarding ISO 27001 internal auditor:
- ISO Internal Audit: A Plain English Guide https://advisera.com/books/iso-internal-audit-plain-english-guide/
- ISO 27001:2013 Internal Auditor Course https://advisera.com/training/iso-27001-internal-auditor-course/