# \#cookies

**URL:** https://community.dynatrace.com/tag/cookies/749.md

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## [Secure Flag on Cookies - Understanding Findings from Third‑Party Security Assessments](https://community.dynatrace.com/t/secure-flag-on-cookies-understanding-findings-from-third-party-security-assessments/54803)

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**Author:** [@LucaGalliani](https://community.dynatrace.com/u/LucaGalliani)\
**Replies:** 0\
**Last updated:** [January 30, 2026, 11:44am UTC](https://community.dynatrace.com/t/secure-flag-on-cookies-understanding-findings-from-third-party-security-assessments/54803 "2026-01-30T11:44:58Z")

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Customers often contact us after receiving security reports from third‑party assessments or penetration tests indicating missing Secure attributes on certain cookies. This may raise questions about whether the flag shou…

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## [Security Scans report "COOKIES WITHOUT HTTPONLY/SECURE FLAG SET" used by Dynatrace Synthetic (HTTP) monitors](https://community.dynatrace.com/t/security-scans-report-cookies-without-httponly-secure-flag-set-used-by-dynatrace-synthetic-http-monitors/52862)

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**Author:** [@francois\_jouber](https://community.dynatrace.com/u/francois_jouber)\
**Replies:** 1\
**Last updated:** [August 22, 2025, 1:11pm UTC](https://community.dynatrace.com/t/security-scans-report-cookies-without-httponly-secure-flag-set-used-by-dynatrace-synthetic-http-monitors/52862 "2025-08-22T13:11:30Z")

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My customer has reported that their security scans report “COOKIES WITHOUT HTTPONLY/SECURE FLAG SET” used by Dynatrace Synthetic (HTTP) monitors that they use. I understand that Dynatrace can’t use HTTPOnly flags since …

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## [Cookies and the performance of the web application](https://community.dynatrace.com/t/cookies-and-the-performance-of-the-web-application/47439)

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**Author:** [@AquariusDarius](https://community.dynatrace.com/u/AquariusDarius)\
**Replies:** 2\
**Last updated:** [September 5, 2024, 10:12am UTC](https://community.dynatrace.com/t/cookies-and-the-performance-of-the-web-application/47439 "2024-09-05T10:12:39Z")

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Hello community Just wanted to ask if anybody knows the exact size of the cookies or do you know the steps in knowing the size of the cookies. Also, I just want to make sure if cookies affects the performance of the web…