Base64 Encoder Decoder
Convert text to Base64 and back.
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How is this result calculated?
Base64 represents binary data or text with an ASCII alphabet that is safe for JSON, HTML, emails and some APIs.
Base64 is not encryption: anyone can decode the value. It is for transport, not security.
Frequently asked questions
Does Base64 protect data?+
No. Base64 encodes data but does not encrypt it.
Why does the string get longer?+
Base64 adds about 33% size because it encodes 3 bytes into 4 characters.