The article deals with the features of establishing the possibilities of researching signatures in the conditions of the modern development of general educational standards of writing and the changeability of writing skills in combination with the rapid development of electronic signatures. The regularities of handwriting and signature formation in the conditions of the modern development of innovative technologies are considered. It has been established that the use of an online signature (electronic digital signature) in everyday life creates a serious problem for handwriting experts. This is due to the fact that electronic digital signatures, as well as signatures made on electronic media, are not objects for handwriting studies. The traditional method of authentication and identification cannot be completely eliminated, due to the high risks of cyber-attacks.
Key words: signature, personal signature, electronic digital signature, forensic handwriting examination, forgery of documents, forensic expert.