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Authentication System Pseudocode

Authentication System Pseudocode :

initialize i to 3 // for the number of tries user gets

while i> 0

input username and password

convert entered password to the md5 code

open users file

if username entered does exists then

return password from the file

if returned password matches exactly with the md5 of user entered password then

login successful

call authorization(username)

return is true


print error message login failed password incorrect

decrease i by 1


print error message Invalid Username or Password

decrease i by 1

if i is equal to 0 then

print error message max tries exceeded

return false


open credential file

fetch the role for the given username

print it on the screen

close the file


call authentication and store the return value in login variable

if login is true then

show logout option


show login and exit options

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