Elliptic Curve Digital Signature Algorithm specified in [ANS X9.62] and approved in [FIPS 186].
						                            Source(s):
						                            
								                            
                                                                
                                                                    NIST SP 800-57 Part 1 Rev. 4
                                                                
										                             [Superseded]
                                                                										                             under ECDSA