Ethan Heilman

less info

network profile

959 reputation

416

bio	website	ethanheilman.tumblr.com
	location	Cambridge, MA
	age	30
visits	member for	1 year, 10 months
	seen	Apr 22 at 21:43
stats	profile views	32

Security Hobbyist

Github: Ethan Heilman
Twitter: Ethan Heilman

Play FlipIt:

http://ethanheilman.github.com/flipIt/playable_with_instructions.html

Blog entries:

summary answers questions tags badges favorites bounties reputation activity

18 Answers

votes activity newest

7	Encryption/ciphers/codes in Chinese
6	Time Capsule cryptography?
6	How long would the 100 Year Cryptography Project have secured its data had it been started 100 years ago?
5	Security of simple xor and s-box cipher?
5	Identifying encryption method from encrypted string

view more

959 Reputation

+5	Are any of the major asymmetric ciphers distinguishable (EG, RSA, ECC) ?
+5	Designing a key expander out of ciphers
+10	Is it possible to create an asymmetric cryptosystem where the private keys are not easily verifiable as such?
+5	Could one construct a cipher that is secure for friendly parties to use but insecure for hostile parties?

view more

6 Questions

votes activity newest

12	What is the general justification for the hardness of finding preimages for cryptographic hash functions?
10	Could one construct a cipher that is secure for friendly parties to use but insecure for hostile parties?
9	Why use an Initialization Vector (IV)?
8	Are any of the major asymmetric ciphers distinguishable (EG, RSA, ECC) ?
6	Would the ability to efficiently find Discrete Logs have any impact on the security of RSA?

view more

35 Tags

20 cryptanalysis × 8	6 history
19 encryption × 5	6 time-sensitive
9 substitution-cipher × 2	5 block-cipher × 3
8 ciphers × 3	5 protocol-design × 2
7 classical-cipher	5 s-boxes

view more

16 Accounts

	Stack Overflow	3,672 rep	43159
	Cryptography	959 rep	416
	Area 51	201 rep	2
	Server Fault	158 rep	17
	Meta Stack Overflow	152 rep	6

19 Badges

recent class name

Popular Question	Taxonomist
Announcer	Analytical
Nice Question × 2	Talkative
Necromancer	Beta
Yearling	Commentator

view more

0 Active bounties

active offered earned

This user has no active bounties

198 Votes Cast

all time			by type
187	up		83	question
11	down		115	answer

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