# Error: Invalid certificate: Invalid signature from replica qurhw-egtgk-aqdvl-v3ko5-xs5oe-wno6v-sfd7m-ml43y-pimtd-pjhdq-xqe signed query **URL:** \ **Category:** Developers\ **Created:** [November 18, 2023, 6:33am UTC](https://forum.dfinity.org/t/error-invalid-certificate-invalid-signature-from-replica-qurhw-egtgk-aqdvl-v3ko5-xs5oe-wno6v-sfd7m-ml43y-pimtd-pjhdq-xqe-signed-query/24775 "2023-11-18T06:33:22Z")\ **Posts on this page:** 1\ **Showing post:** 4
**Author:** ![ZenVoich](https://sea1.discourse-cdn.com/flex023/user_avatar/forum.dfinity.org/zenvoich/32/5969_2.png) [@ZenVoich](https://forum.dfinity.org/u/ZenVoich)\ **Post date:** [November 18, 2023, 7:07am UTC](https://forum.dfinity.org/t/error-invalid-certificate-invalid-signature-from-replica-qurhw-egtgk-aqdvl-v3ko5-xs5oe-wno6v-sfd7m-ml43y-pimtd-pjhdq-xqe-signed-query/24775/4 "2023-11-18T07:07:51Z")
I think it’s better to update dfx to `0.15.2-beta.2` > [@Feature discussion: Replica-signed queries](https://forum.dfinity.org/t/feature-discussion-replica-signed-queries/21793/10): > > rocket Replica-Signed Queries Have Arrived! rocket Hello everyone! The [replica-signed queries feature](https://internetcomputer.org/blog/features/replica-signed-queries) is now live! tada We just released agent-js [0.20.1](https://github.com/dfinity/agent-js/releases/tag/v0.20.1) and agent-rs [0.30.2](https://github.com/dfinity/agent-rs/releases/tag/ed0862a) which supports fetching node public keys and verifying signatures of query responses. On the IC mainnet, the replica has already begun producing signatures on query responses. Plus, there’s an update on response hashing, aligning with the clarification on hashing nested maps from the [interface specification](https://internetcomputer.org/docs/current/references/ic-interface-spec/#hash-of-map). For … --- _[View the full topic](https://forum.dfinity.org/t/error-invalid-certificate-invalid-signature-from-replica-qurhw-egtgk-aqdvl-v3ko5-xs5oe-wno6v-sfd7m-ml43y-pimtd-pjhdq-xqe-signed-query/24775)._