Bobby S

less info

network profile

410 reputation

110

bio	website	google.ca
	location	Canada
	age	25
visits	member for	1 year, 6 months
	seen	Jan 12 '12 at 22:14
stats	profile views	30

INTERNET

summary answers questions tags badges favorites bounties reputation activity

15 Questions

views newest activity votes

4

votes

1

answer

628

views

ElGamal Signature Scheme: Recovering the key when reusing randomness

elgamal randomness elgamal-signature

dec 24 at 12:34 Vasya 1

1

3

votes

3

answers

398

views

What is the relation between Discrete Log, Computational Diffie-Hellman and Decisional Diffie-Hellman?

diffie-hellman discrete-logarithm

may 19 '12 at 18:03 Paŭlo Ebermann♦ 9,710

4

votes

3

answers

521

views

ElGamal: Multiplicative cyclic group and key generation

public-key elgamal

jan 5 '12 at 17:21 PulpSpy 4,489

3

votes

2

answers

224

views

Malleability of ElGamal and Hashed ElGamal

hash elgamal malleability hashed-elgamal

jan 3 '12 at 21:03 PulpSpy 4,489

0

votes

1

answer

301

views

Creating a hash of XOR'd blocks

hash hash-collision

dec 16 '11 at 17:13 poncho 14.5k

2

votes

1

answer

557

views

Cryptanalysis Affine Cipher: Brute-Force Search Vs. Meet-in-the-middle

cryptanalysis brute-force-attack

dec 15 '11 at 20:16 Bobby S 410

3

votes

1

answer

560

views

RSA: If n=35, show that e will equal d

public-key rsa

dec 15 '11 at 3:27 Bobby S 410

1

4

votes

1

answer

439

views

Why is ElGamal considered non-deterministic?

rsa signature elgamal elgamal-signature

dec 14 '11 at 20:35 poncho 14.5k

3

6

votes

2

answers

1

kviews

Definition of Textbook RSA

cryptanalysis public-key rsa

dec 13 '11 at 17:41 Paŭlo Ebermann♦ 9,710

2

votes

0

answers

582

views

An existential forgery attack on ElGamal [closed]

signature elgamal forgery

nov 29 '11 at 23:36 Bobby S 410

2

votes

1

answer

175

views

ElGamal message signatures retrieving the secret value x

cryptanalysis signature elgamal

nov 28 '11 at 23:49 Paŭlo Ebermann♦ 9,710

5

votes

1

answer

322

views

How can one show that an ElGamal-like signature verification scheme is valid?

signature elgamal

nov 27 '11 at 19:43 Thomas Pornin 19.1k

1

4

votes

2

answers

346

views

Random Coin Flip using ElGamal and a Trusted Party

public-key elgamal

nov 16 '11 at 16:23 PulpSpy 4,489

6

votes

2

answers

297

views

For public-key encryption, why does COA resistance imply CPA resistance?

cryptanalysis public-key ciphertext-only-attack chosen-plaintext-attack

nov 15 '11 at 3:02 Ricky Demer 850

1

6

votes

1

answer

1

kviews

Why is it insecure to use a randomized IV for CBC-MAC instead of an all-zero IV?

mac initialization-vector

oct 27 '11 at 13:32 Paŭlo Ebermann♦ 9,710

Technology			Life / Arts	Culture / Recreation	Science	Other
Stack Overflow Server Fault Super User Web Applications Ask Ubuntu Webmasters Game Development TeX - LaTeX	Programmers Unix & Linux Ask Different (Apple) WordPress Answers Geographic Information Systems Electrical Engineering Android Enthusiasts IT Security	Database Administrators Drupal Answers SharePoint User Experience Mathematica more (14)	Photography Science Fiction & Fantasy Seasoned Advice (cooking) Home Improvement more (13)	English Language & Usage Skeptics Mi Yodeya (Judaism) Travel Arqade (gaming) Bicycles Role-playing Games more (22)	Mathematics Cross Validated (stats) Theoretical Computer Science Physics more (7)	Stack Apps Meta Stack Overflow Area 51 Stack Overflow Careers

site design / logo © 2013 stack exchange inc; user contributions licensed under cc-wiki with attribution required

rev 2013.5.17.690