Test on Latest Desktop and Mobile Browsers For SECURITY 'SameSite' cookie attribute
Browser Compatibility Testing For CSS text-stroke and text-fill
online web app testing

SECURITY 'SameSite' cookie attribute

Same-site cookies ("First-Party-Only" or "First-Party") allow servers to mitigate the risk of CSRF and information leakage attacks by asserting that a particular cookie should only be sent with requests initiated from the same registrable domain.
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Test 'samesite' cookie attribute functionality of your web application on major browsers like safari, firefox and many more. With over 2000 browser-OS combinations, we've got you testing needs covered.
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BROWSER SUPPORT FOR SECURITY 'SameSite' cookie attribute

Google Chrome

Chrome version 4 to 50 doesn't suppports. Chrome version 51 to 60 partially supports it. Chrome 61 to 70 supports SECURITY 'SameSite' cookie attribute.

Mozilla Firefox

Firefox version 2 to 59 doesn't supports. Firefox version 60 to 63 supports SECURITY 'SameSite' cookie attribute.

Internet Explorer

IE browser version 6 and 10 doesn't supports. IE browser version 11 partially supports SECURITY 'SameSite' cookie attribute.


Safari browser version 3.1 to 11.1 doesn't supports. Safari browser version 12 supports SECURITY 'SameSite' cookie attribute.

Microsoft Edge

Microsoft Edge browser version 12 to 15 doesn't supports. Microsoft Edge browser version 16 to 18 supports SECURITY 'SameSite' cookie attribute.


Opera version 10.1 to 38 doesn't supports. Opera version 39 to 53 supports SECURITY 'SameSite' cookie attribute.

Information sourced from

"Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.

  • Google Chrome
  • Mozilla
  • Edge
  • IE
  • opera
  • Safari
  • Yandex

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You can choose from a range of 3000+ desktop and mobile browsers including Chrome, Safari, Internet Explorer, Edge, Yandex, Opera, and Firefox allowing you to ensure that your customers get pixel perfect experience across all screen sizes, devices, operating systems, browsers, and resolutions.

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