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Implementation of AES

Encryptor/Decryptor on FPGA

Supervisor Dr. Umer Farooq

GROUP MEMBERS

Mobeen Ahmad BCE-FA09-024

M.Faisa Asam BCE-FA09-0!"

M.#a$a #a%q BCE-FA09-0!!

"2&2&"' "C(MSA)S

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Contents Ba*+,round n/rodu*/ion

oas o1 /he proe*/

(be*/ives *ompe/ed #esu/s

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Background and Introduction

Cr3p/o,raph3 is /he s/ud3 o1 Secret*r3p/o-5 writing -,raph35

Con*ea /he *on/e6/ o1 some messa,e1rom a e6*ep/ /he sender and re*ipien/privacy or secrecy57 and&or

8eri13 /he *orre*/ness o1 a messa,e /o

/he re*ipien/ (authentication).

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Encryption and Decryption

)he hoe pro*ess o1 en*r3p/ion&de*r3p/ion *an beius/ra/ed b3 1ooin, %,ure.

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EncryptKsecret

DecryptKsecret

plaintextciphertext

plaintext

enciphering deciphering

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Advanced Encryption Standard(AES))he AESis an i/era/ed symmetric !oc"cipher7 hi*h means /ha/7

AES or+s b3 repea/in, /he same de%ned

s/eps mu/ipe /imes. AES is a se*re/ +e3 en*r3p/ion a,ori/hm.

:e3 si$es are "2;7"92 and 2'< bi/s.

Bo*+ si$e is "2; bi/s.

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AES flow chart

"2&2&"'C(MSA)S