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During facebook authentication setup entering the command in Windows Command Prompt using keytool of openjdk-16.0.1 for Generating a Development Key Hash keytool -exportcert -alias androiddebugkey -keystore "C:\Users\USERNAME\.android\debug.keystore" | "C:\Users\USERNAME\openssl-0.9.8k_X64\bin\openssl" sha1 -binary | "C:\Users\USERNAME\openssl-0.9.8k_X64\bin\openssl" base64

gives error

Warning: The certificate uses the SHA1withRSA signature algorithm which is considered a security risk. This algorithm will be disabled in a future update.

how to solve this warning ?

Vidyesh Churi
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    It's not an error, it's just a warning. If you really want to deal with this warning you will have to generate a new certificate with a stronger signature algorithm. It looks like the key is used for debugging, so it's okay even if there's a warning. – zhh May 08 '21 at 09:08

0 Answers0