Synonyms for «valid signatures»

proper appropriate good strong acceptable invalid legitimate trusted correct verifiable positive successful solid necessary secure signature official safe test qualified true legit quality unique consistent genuine petition approved specific actual clear right sufficient party relevant exact full potential visible original enough new perfect email sure great possible certain important

sign signatories autographs signals verification certification documents proof signers certificate checks evidence validation consensus agreement approval authenticity endorsement validity letter guidelines qualifications identity confirmation signup reviews integrity seal identification references sample contract signage gestures safeguards transactions method protocols registration form documentation tools security number name recognition data consent members authorization