Developer guides

Original articles with tested examples. ConvertPass does not publish templated “how to convert X to Y” pages with only the format names swapped.

• How to convert CSV to JSON without breaking quotes, commas, or line breaks

  RFC 4180 quoting is the difference between a table and a pile of commas.

• How to safely decode a JWT and why decoding is not validation

  Base64 is not HMAC. Seeing exp does not mean the token is authentic.