For engineers handling Kubernetes secrets, HTTP Basic auth headers and encoded config values. Encode or decode text instantly, with correct handling of non-English characters and an optional URL-safe alphabet.
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You enter
Hello CareerByteCode
The tool shows
SGVsbG8gQ2FyZWVyQnl0ZUNvZGU=
Copy the value from the data field of the Secret, paste it here and click Decode. Kubernetes stores secret data as standard Base64, so leave URL-safe unticked.
It swaps + for - and / for _ and usually removes the trailing = padding, so the string can sit in a URL or filename without escaping. JWTs use this variant.
No. Base64 is only an encoding that anyone can reverse, so never treat a Base64 string as a protected secret.
Yes. It is free, needs no sign-up and runs entirely in your browser, so what you type is not uploaded. You only sign in if you want to email a result to yourself or save it to your CareerByteCode profile.