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mygzi/pkce

Created May 20, 2019 23:17
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Generate PKCE (RFC 7636) secret and challenge on the command line
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pkce
CODE_VERIFIER=`head -c 32 /dev/urandom | base64 | sed -e "s,=,,g" -e "s,+,-,g" -e "s,/,_,g"`
CODE_CHALLENGE=`echo -n $CODE_VERIFIER | openssl dgst -sha256 -binary | base64 | sed -e "s,=,,g" -e "s,+,-,g" -e "s,/,_,g"`
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