hmmm ... let me google that for you: "The 'Basic' HTTP Authentication Scheme" * https://www.rfc-editor.org/rfc/rfc7617 https://www.rfc-editor.org/rfc/rfc7617

hmmm ... let me google that for you: "The 'Basic' HTTP Authentication Scheme" * https://www.rfc-editor.org/rfc/rfc7617 https://www.rfc-editor.org/rfc/rfc7617 or * https://en.wikipedia.org/wiki/Basic_access_authentication https://en.wikipedia.org/wiki/Basic_access_authentication