Cryptography is a science that applies complex mathematics and logic to design strong encrXXXXXX methods. XXXXXXXXXXXX XX also an art. Cryptography allows people XX XXXX confidence in the electronic world.
XXXX XXX cryptography:
XXX XXXX XXXXX XXX XXXXXXXX XXXXXX for the need of XXXXXXXXXXXX is security!
a.) cryptography XXXXXXX that XXX data XXXXXXX confidential-the XXXX XXXXX is XXX meant for XXX XXXXXX eye XX kept XXXXXX.
b.) It allows authorization XXX XXXXX users XXX XXXX the permission XX XXXXXXX a XXXXXXXX. Does XXX XXXXX any XXXXXXXXXXXX users to enter.
c.) It makes XXXX that XXX information XXXXX XX XXXXX transmitted XX XXXXXXXXXXXXX /XXXXXXXX XXX free of all XXXXXXXXXXXXX/changes.
d.) XX XXXXXXX against a XXXXX XXXX XXXXXX XXXX or communication which XXX started XX XXXX -XXXX XX non XXXXXXXXXXX.
In the XXXXXXX of an encrypted XXXXXXX,XXXXXXXXXXX XX used XX XXXXXX the XXXXXXXXXXXXXXX XXXXX XXX a XXXXXXXX in XXXXXXXXXX or security XXXXXX or the configuration. When XXX XXXXXX XXXX XX XXXXXXX to XXX XXXXXXXX level XX XXXXXXXX XXXX XXXXXXXXXXXX XXXXX in XX XXXXXX XXXXX vulnerabilities.
References
http://www.XXXXXXX.XXX/resources/XXXXXXXXXX-cryptography/