Improved Multisignature Scheme for Authenticity of Digital Document in Digital Forensics Using Edward-Curve Digital Signature Algorithm

Table 1

Comparison of RSA, ECDSA, and EdDSA schemes.

	Properties	RSA	ECDSA	EdDSA
1	Security bits
	80	1024	160	160
	112	2048	224	224
	128	3072	256	256
	192	7880	384	384
	256	15360	512	512
2	Performance	Slow due to long key size	Fast	Fastest
3	Popularity	Widely used	Not much used	New and widely used