# How to Mask Card Number

**URL:** <https://discuss.elastic.co/t/how-to-mask-card-number/322914>\
**Category:** Elasticsearch\
**Created:** [January 11, 2023, 11:09am UTC](https://discuss.elastic.co/t/how-to-mask-card-number/322914 "2023-01-11T11:09:15Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Anil0110](https://avatars.discourse-cdn.com/v4/letter/a/ce7236/32.png) [@Anil0110](https://discuss.elastic.co/u/Anil0110)\
**Post date:** [January 11, 2023, 11:09am UTC](https://discuss.elastic.co/t/how-to-mask-card-number/322914/1 "2023-01-11T11:09:15Z")

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How to Mask Card Number OF XML MESSAGE

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [January 11, 2023, 9:12pm UTC](https://discuss.elastic.co/t/how-to-mask-card-number/322914/2 "2023-01-11T21:12:05Z")

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There's nowhere near enough information to help here sorry - no examples of the message, no clear definition of what you mean by "mask" nor where you want to do that.

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [January 11, 2023, 9:55pm UTC](https://discuss.elastic.co/t/how-to-mask-card-number/322914/3 "2023-01-11T21:55:35Z")

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Please don't post the same question more than once - [How to mask card number of xml message](https://discuss.elastic.co/t/how-to-mask-card-number-of-xml-message/322925)

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [January 11, 2023, 9:55pm UTC](https://discuss.elastic.co/t/how-to-mask-card-number/322914/4 "2023-01-11T21:55:37Z")

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