Spam and virus filtering
Microsoft Defender for Office 365 privacy rating
Email and collaboration security add-on for Microsoft 365 that scans mail, links and attachments for phishing and malware on top of Exchange Online Protection spam filtering. It also covers Teams, SharePoint and OneDrive.
Summary
Microsoft Defender for Office 365 scores 50 out of 100 (grade D) on the spam and virus filtering criteria. It meets 4 of 8 criteria: no ads or data sales, transparency report, tells users about requests and TLS configuration. It partly meets independent audit. It does not meet open source, no trackers or telemetry and security headers. It is based in the United States: Five Eyes member; subject to the US CLOUD Act. Automated tests: SSL Labs grade A+ and Mozilla HTTP Observatory grade B-.
Score 50 out of 100. How scoring works
Criteria
- No
-
No
No trackers or telemetry Weight 3 of 3
Are the website and apps free of third-party trackers, with any analytics anonymous and any telemetry off by default?
Microsoft collects required diagnostic data from its products that cannot be turned off, and its websites use analytics and advertising cookies.
-
Yes
No ads or data sales Weight 2 of 3
Is the product funded without advertising, ad targeting or selling user data?
Paid business service with no ads. Microsoft states it does not use customer data from its cloud services for advertising.
-
Partial
Independent audit Weight 2 of 3
Has an independent security or privacy audit been published within the last three years?
Office 365 is covered by yearly SOC 2 Type 2 audits, but the full reports are only available through the Service Trust Portal after sign-in.
-
Yes
Transparency report Weight 2 of 3
Does the provider regularly publish how many government and legal requests it receives and how it responds?
Publishes counts of government requests for consumer and enterprise customer data twice a year.
-
Yes
Tells users about requests Weight 1 of 3
Does the provider promise to tell users about requests for their data, unless a court forbids it?
Microsoft gives prior notice to enterprise customers of requests for their data, except where prohibited by law.
Automated tests
-
Yes
TLS configuration Weight 2 of 3
Does the website pass the Qualys SSL Labs test with a grade of A or better?
Grade A+
-
No
Security headers Weight 1 of 3
Does the website pass the Mozilla HTTP Observatory test with a grade of A or better?
Grade B- (65/100+)
-
Not tested yet
Modern web standards Weight 1 of 3
Does the website score 90% or higher on the Internet.nl website test?
Not tested yet.