# \#token-replace-attack

**URL:** https://community.auth0.com/tag/token-replace-attack/985.md

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## [Is it possible to issue individual client\_ids to tens of thousands of IoT devices?](https://community.auth0.com/t/is-it-possible-to-issue-individual-client-ids-to-tens-of-thousands-of-iot-devices/8440)

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**Author:** [@junya.hayashi](https://community.auth0.com/u/junya.hayashi)\
**Replies:** 4\
**Last updated:** [February 8, 2018, 1:26am UTC](https://community.auth0.com/t/is-it-possible-to-issue-individual-client-ids-to-tens-of-thousands-of-iot-devices/8440 "2018-02-08T01:26:07Z")

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Is it possible to issue individual client\_ids to tens of thousands of IoT devices? I want to allow users to access devices, and use different client\_ids for devices in order not to allow Token Replace Attack. The device …