3,394 reputation
720
bio website ripple.com
location Oakland, CA
age 45
visits member for 3 years, 4 months
seen Nov 10 at 2:19

I am Chief Cryptographer at Ripple Labs and one of the architects of the Ripple payment system.


Sep
1
answered Elliptic Curve Cryptography Encryption Results
Apr
27
answered How can a key pair be derived from an arbitrary hash?
Mar
19
answered Key Exchange and anonymity issue
Feb
21
answered Why do we assume un-security of communication channel on every cryptography system
Feb
13
answered Is signing a hash instead of the full data considered secure?
Jan
15
answered What does a “cycle” mean in cryptography benchmarks?
Jan
15
answered A proof-of-work random number generation system for Pokémon
Jan
15
answered Is the One Time Pad (OTP) considered a cryptographic hash function?
Nov
6
answered finding collision for truncated SHA1 hash output
Aug
27
answered Storage of Private Keys
Aug
23
answered What is the effect of the different AES key lengths?
Aug
9
answered Design question for a service that signs messages on behalf of a user
Aug
9
answered Cryptographic GUID?
Aug
8
answered Approach towards anonymous e-voting
Jul
29
answered Why does ROT13 provide no cryptographic security?
Jul
16
answered Is it possible to ensure security with zero pre-shared information?
Jul
11
answered What differentiates a password hash from a cryptographic hash besides speed?
Jun
29
answered Why does it matter for a signature scheme to be without random oracles?
Jun
27
answered How can I validate a hashed password if all I have is another hash?
Jun
5
asked Proof of work scheme with one and only one correct answer