public static async Task <string> SignJwt(this string contentJson, IDigitalSigner digitalSigner)
{
var jwt = EncodeJwtFromJson(contentJson);
var rawDataBytes = Encoding.UTF8.GetBytes(jwt);
var digest = rawDataBytes.ToSha256();
var signature = await digitalSigner.SignAsync(SecurityAlgorithms.RsaSha256, digest);
var encodedSignature = Base64UrlEncoder.Encode(signature);
return(jwt + "." + encodedSignature);
}
public async Task <string> GenerateToken(JwtHeader header, JwtPayload payload)
{
var jwtSecurityToken = new JwtSecurityToken(header, payload);
var rawDataBytes = System.Text.Encoding.UTF8.GetBytes(jwtSecurityToken.EncodedHeader + "." + jwtSecurityToken.EncodedPayload);
var digest = rawDataBytes.ToSha256();
var signature = await _sign.SignAsync(SecurityAlgorithms.RsaSha256, digest);
var encodedSignature = Base64UrlEncoder.Encode(signature);
return(jwtSecurityToken.EncodedHeader + "." + jwtSecurityToken.EncodedPayload + "." + encodedSignature);
}