echo “secret” | base64 vs echo -n “secret” | base64

echo "secret" | base64

Is not the same as

echo -n "secret" | base64

Without the -n switch, echo will append a newline which will also be encoded by base64.

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zero@prod-002:~$ echo "secret" | base64
c2VjcmV0Cg==

zero@prod-002:~$ echo -n "secret" | base64
c2VjcmV0