An ISAE 3402 report is prepared by an auditor to assess whether an IT service provider manages IT security effectively and adheres to industry best practices.
What is an ISAE 3402 Report?

What is an ISAE 3402 Report?

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This type of report is an auditor’s report that documents an organization’s IT environment. However, there’s more to it than meets the eye. Below, we’ll get to explore what an ISAE 3402 report is, when it’s required, and which organizations should consider obtaining one.

What is ISAE 3402?

ISAE 3402 is an international standard used to audit an organization's IT environment. The report serves as documentation, verifying that the organization is indeed doing what it claims when it comes to IT.

The review of the organization's IT environment is conducted by an external auditor, which is why the report is often referred to as an "auditor's report." Issued following an annual audit, the report is the organization’s official proof that it complies with all relevant IT security laws and demonstrates adherence to sound IT practices.

When is an ISAE 3402 Report necessary?

There are various reasons why an organization might need an ISAE 3402 report. Some organizations obtain it to meet requirements set by clients or partners, while others use it to signal credibility and security to existing and potential customers.

In some industries and for specific services, an ISAE 3402 report may even be a legal requirement.

Additionally, if your organization relies on an IT service provider, you should expect that they periodically obtain an ISAE 3402 report. This guarantees that the provider's controls are appropriately designed and effectively implemented, ensuring IT security compliance.

Benefits of ISAE 3402

The primary benefit of an ISAE 3402 report is that it provides official documentation of the organization’s well-structured and maintained IT environment. The report serves as proof that the organization complies with relevant IT security laws and follows industry best practices.

Moreover, the report gives the organization’s clients and partners insight into how IT functions—such as operations, development, contingency planning, documentation, and more—are managed. It also highlights the organization’s security setup and demonstrates compliance with data-handling regulations, instilling trust among customers.

What does an ISAE 3402 Report involve?

To prepare an ISAE 3402 report, an auditor reviews all the organization’s processes related to IT functions, including operations, development, contingency planning, documentation, and more. Additionally, areas like backup security, data protection, and storage are examined.

Key control areas include:

  • Organization and management
  • IT security policies
  • IT strategy
  • Risk management
  • User access
  • Network security
  • System maintenance
  • Contingency plans

The ISAE 3402 standard includes two types of reports: Type 1 and Type 2.

  • Type 1 focuses on a specific point in time.
  • Type 2 covers a period, typically six months.

How does ISAE 3402 differ from ISAE 3000?

If you’re exploring ISAE 3402, you’ve likely come across ISAE 3000 as well. While they share some similarities, they are fundamentally different.

  • ISAE 3000 is focused on GDPR compliance and ensuring that personal data is properly protected.
  • ISAE 3402, on the other hand, deals with IT operations and maintenance.

Another key distinction is their scope: ISAE 3000 revolves around data, while ISAE 3402 is concerned with physical processes and procedures. 

READ ALSO: ISO 27001: Best practices for ensuring information security

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