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Error [InvalidAsn1Error]: Expected 0x6: got 0xa0

Open zapalalukasz opened this issue 3 years ago • 3 comments

Hey.

I have input, signature as base64 string and public key in DER format encoded in BASE64 without start mark, end mark, and end line mark. But when I try execute this code I get: Error: [InvalidAsn1Error]: Expected 0x6: got 0xa0.

Can you tell me what I doing wrong?

const key = Buffer.from(publicKey, 'base64');
const rsa = new NodeRSA();
rsa.setOptions({signingScheme: 'pkcs1-sha256'});
const result = rsa
                .importKey(key, 'pkcs8-public-der')
                .verify(Buffer.from(input, 'base64'), Buffer.from(sign, 'base64'));

Sample data:

Input
 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.eyJhdHRyaWJ1dGVzIjp7ImNoZWNrRnJlcVdlYkFwaSI6MTgwMCwic2VuZEZyZXFFdmVudEh1YiI6NzIwMCwic2hpcHBtZW50VHlwZSI6IlJGO1BBO0ZBO1JEO1dOIn19
Singature
 dhQWcDJgacTzZ5Py9ohykcjfM6kq-FahQh8CKYuX71baf_AXSMocwjBDkN7Rqm60cpA2Ktqp-OBT1C71bGQ_4g6_SyKs-FImAOF2tznpctrvnTQlqvWOFy-ekP-VPrDozgM4Ez1kheeyQiqmTIIDNYAE03SNwcpczpRwG4D1akQVTufu_ZsWYevN_mdZN1_PRTkeFMLWgj-D7nqSU6x4lEnFshmaEy1fX6ctvRjx1k7AVVUHJxQvlxaj4lGPxpM77p7e16oOcsE8Btr11I7zmRyV8C5F-Mtci6JrKjmXXcQ17gtnm4R_wdC7CgW5WAMdeTFVIv0jghuNYHmFW9gO8Q
Key
 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

zapalalukasz avatar Aug 11 '20 07:08 zapalalukasz

Your key is not valid key for this lib.

rzcoder avatar Aug 11 '20 13:08 rzcoder

Can I somehow convert this key that maybe possible use your library?

zapalalukasz avatar Aug 12 '20 07:08 zapalalukasz

You can use openssl for it I guess.

rzcoder avatar Aug 12 '20 08:08 rzcoder