The best replacement for digital signature is electronic signature.

The best alternatives to digital signature are rated as following:

★★★★★	electronic signature
★★★★	digital certificate
★★	encryption
★★	handwritten signature
★	e-signature
★	public key encryption
★	hmac
★	checksum
	public key
	message authentication code
	certificate
	strong name
	digitized signature

Your alternative for digital signature is not listed? Suggest!

Speaking about digital signature, one probably shouldn't forget about adobe.

Other search terms related to digital signature and their ratings are:

★★★★★	adobe
★	rsa
	rsa algorithm

You have in mind a companion for digital signature and it is not yet here? Propose!

Google Trends

Scale is based on the average worldwide traffic of digital signature in all years. Click on graph for more.

digital signature

electronic signature

digital certificate