Hey @nguyenloc, sorry to hear you’re having trouble!
How far into the sign-in do you get? You might be receiving the 414 from http://blockstack-todos.appartisan.com/, not from the browser. Can you get past clicking “Approve?” If so, does the URL in your browser bar have an
authResponse query argument? If so, can you post the
The JWT parser you use doesn’t handle Blockstack-generated JWTs in general, since they’re signed with the
secp256k1 curve (which isn’t supported by that site). If you’re interested, we have a CLI tool for validating the signature here.