Differences between MD5 and SHA1

 

MD5

SHA1

MD5 stands for Message Digest.

While SHA1 stands for Secure Hash Algorithm.

MD5 can have 128 bits length of message digest.

Whereas SHA1 can have 160 bits length of message digest.

The speed of MD5 is fast in comparison of SHA1’s speed.

While the speed of SHA1 is slow in comparison of MD5’s speed.

To make out the initial message the aggressor would want 2^128 operations whereas exploitation the MD5 algorithmic program.

On the opposite hand, in SHA1 it’ll be 2^160 that makes it quite troublesome to seek out.

MD5 is simple than SHA1.

While SHA1 is more complex than MD5.

MD5 provides indigent or poor security.

While it provides balanced or tolerable security.

In MD5, if the assailant needs to seek out the 2 messages having identical message digest then assailant would need to perform 2^64 operations.

Whereas in SHA1, assailant would need to perform 2^80 operations which is greater than MD5.

MD5 was presented in the year 1992.

While SHA1 was presented in the year 1995.

 

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