04 2 using block annotated tủ tài liệu bách khoa

SS DETCTR PRF PRF SS DETCTR.

–  1=m2 1=c

PT:

CT:

AdvSS | =1 =1 |

, m0)

, m1)

(c1,c2 mb

m0 = “Hello World”

m1 = “Hello Hello”

1 =c 2

•  EDETCTR

⇒

SS DETCTR PRF

PRF

SS DETCTR

m0 1

b’ ≟

m0 1

b’ ≟1

m

m

f←Funs

m0 1

b’ ≟1

m

r←{0,1}

m0 1

b’ ≟1

m