Assignment 3- Password cracking;

. Describe the different

tools/possibilities you find. What are the common techniques for password

–

crack

ing?

What

techniques exist

to avoid cracking

?

Finally

,

you have to

generate

an own password

–

hash

and crack

it

.

Bonus

(+5

pts)

:

A hacker obtained the following hash value.

•

69e0f71f25ece4351e4d73af430

bec43

While hacking the database, he found out that the

comparison algorithm only uses the

first 4 characters

(this means

69e0)

to

verify the

password. Can you find 5 different

passwords that will allow a login? Explain all steps.

Grading:

It is possible to obtain up to 10 points (rough overview):

10

–

clearly exceptional; went far beyond expectations in amount and/or quality of work

8

–

very good; exceeded some requirements of the assignment

6

–

good; met all expectations for assignment

4

–

fair; missed some requirements

2

–

poor; missed most or

all requirements

0

–

fail; work was unacceptable or not submitted in time

Your final points are based on the following criteria:

•

Content

•

Grammar

•

Style/format

Remark:

An assignment is individual work (no teamwork!) and thus you are supposed to work

on

your own. If you copy and paste text from the Internet, it must be quoted. More

in

formation about “

Academic Integrity Policy” is provided in the syllabus.

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