SSL Cert Decoder
Decode base64 DER certificate payloads.
Reference Guide
DevOps tool — all processing runs locally in your browser. No data is sent to a server.
Operation: base64-decode
Paste input, click Run, and copy the result. For two-input tools, fill both fields before running.
Example Input
RGV2UGlwZSB0b29scw==
A sample loads automatically when you open this tool. Use Load Sample to reset it.