Questions tagged [cryptography]

24

votes

1

answers

Difference between DESede and TripleDES for cipher.getInstance()

asked 2013-06-24T16:12:38.050

26

votes

3

answers

sha1 password hash linux

linux bash shell cryptography sha1

asked 2013-03-25T22:31:31.033

13

votes

3

answers

PBKDF2-HMAC-SHA-512 test vectors

cryptography pbkdf2

asked 2013-03-23T23:12:47.933

31

votes

2

answers

What specific hash algorithm does MessageDigest.getInstance("SHA") return?

java cryptography undefined-behavior

asked 2013-02-15T21:23:48.830

13

votes

1

answers

What cryptographically secure options are there for creating random numbers in WinRT?

random windows-8 cryptography windows-runtime

asked 2013-01-29T11:37:40.160

24

votes

2

answers

Python: XOR hex strings

python cryptography hex ascii xor

asked 2013-01-25T16:37:46.910

17

votes

6

answers

How to validate the origin of a web service invokation

android web-services security windows-phone-7 cryptography

asked 2012-12-24T15:53:20.197

21

votes

2

answers

How can I generate a cryptographically secure number in SQL Server?

sql sql-server cryptography

asked 2012-12-11T09:42:42.937

8

votes

2

answers

Meaning of "AES" cipher in Android?

cryptography android aes

asked 2012-12-07T19:36:54.100

14

votes

2

answers

RSACryptoServiceProvider initialize with own public key and private key

c# cryptography rsacryptoserviceprovider

asked 2012-11-30T22:59:06.293

26

votes

3

answers

Importing private key into Keychain is not working as expected in iphone

iphone ios cryptography rsa keychain

asked 2012-10-28T03:52:05.503

12

votes

1

answers

How to use NodeJS crypto to sign a file?

node.js cryptography

asked 2012-10-02T01:00:08.597

15

votes

3

answers

why is integer factorization a non-polynomial time?

performance cryptography rsa public-key-encryption factorization

asked 2012-09-28T09:47:19.597

13

votes

1

answers

Where to store AES key?

c# asp.net asp.net-mvc cryptography aes

asked 2012-09-13T14:31:11.403

10

votes

3

answers

SecureRandom safe seed in Java

java security encryption random cryptography

asked 2012-09-03T13:53:52.040

8

votes

2

answers

Why does SignHash need to know what hash algorithm was used?

.net cryptography digital-signature

asked 2012-08-07T09:50:24.417

54

votes

5

answers

Best practice for hashing passwords - SHA256 or SHA512?

hash cryptography passwords sha256 sha512

asked 2012-07-24T04:53:40.233

11

votes

1

answers

Decrypting error : "no iv set when one expected"

java android cryptography

asked 2012-07-16T11:19:26.583

8

votes

3

answers

.Net: Will my RSA keys still function after August 2012?

.net cryptography rsa cryptoapi rsacryptoserviceprovider

asked 2012-07-12T15:14:01.563

72

votes

3

answers

What are optimal scrypt work factors?

java cryptography scrypt

asked 2012-06-20T18:57:07.127

23

votes

8

answers

iText/BouncyCastle ClassNotFound org.bouncycastle.asn1.DEREncodable and org.bouncycastle.tsp.TimeStampTokenInfo

java exception cryptography itext bouncycastle

asked 2012-04-30T22:13:31.400

9

votes

3

answers

Reading from a cryptostream to the end of the stream

c# encryption cryptography aes rijndaelmanaged

asked 2012-03-15T17:03:16.380

12

votes

2

answers

Java - PBKDF2 with HMACSHA256 as the PRF

authentication hash cryptography md5 pbkdf2

asked 2012-02-05T06:46:13.687

8

votes

2

answers

How to import private key in PEM format using WinCrypt and C++?

c++ windows cryptography cryptoapi pem

asked 2011-12-07T09:15:28.943

10

votes

3

answers

Using symmetric key (AES -128) to sign and verify a message

java cryptography digital-signature

asked 2011-11-28T17:27:00.137

8

votes

4

answers

C++ crypt libraries in boost or any else

c++ cryptography libraries

asked 2011-11-23T13:24:19.030

12

votes

7

answers

Microsoft.IdentityModel: Key not valid for use in specified state

cryptography wif

asked 2011-11-22T16:37:02.860

13

votes

3

answers

How secure is storing salts along with hashed password

c# encryption hash cryptography passwords

asked 2011-11-15T07:11:29.807

8

votes

2

answers

Digital signature public key

cryptography public-key-encryption

asked 2011-11-13T08:49:42.403

34

votes

5

answers

How to hash std::string?

c++ string hash cryptography std

asked 2011-11-06T18:00:52.433

8

votes

2

answers

How do I encrypt/decrypt a string with another string as a password?

java string cryptography encryption

asked 2011-10-14T03:33:42.180

9

votes

1

answers

How do I add a timestamp when digitally signing a file in C#?

c# .net cryptography digital-signature

asked 2011-10-11T12:56:03.630

11

votes

3

answers

Bcrypt - How many iterations/cost?

cryptography bcrypt

asked 2011-10-01T20:16:15.953

39

votes

7

answers

how to get private key from PEM file?

.net ssl cryptography private-key pem

asked 2011-09-13T10:39:47.057

27

votes

2

answers

C# How can I validate a Root-CA-Cert certificate (x509) chain?

c# cryptography x509certificate x509

asked 2011-09-07T09:37:05.940

16

votes

3

answers

How can I decrypt an encrypted MCRYPT_RIJNDAEL_256 value in C#, that was encrypted by mcrypt in PHP?

c# php cryptography aes

asked 2011-08-16T18:50:57.787

12

votes

3

answers

Calculating a hash code for a large file in parallel

cryptography hash sha256 sha2

asked 2011-08-10T18:01:34.710

109

votes

10

answers

Image encryption/decryption using AES256 symmetric block ciphers

java android encryption cryptography aes

asked 2011-07-22T09:24:03.923

10

votes

4

answers

One-way encryption methods

c# encryption cryptography

asked 2011-07-13T00:57:48.063

43

votes

1

answers

RSA signature size?

security cryptography rsa digital-signature sha1

asked 2011-07-12T01:57:11.223

10

votes

2

answers

RSA encryption in C#: What part defines the public key?

c# .net cryptography rsa public-key-encryption

asked 2011-07-09T17:58:59.557

34

votes

2

answers

Obtaining public key from certificate

java cryptography

asked 2011-06-15T13:37:06.400

9

votes

2

answers

Implicit declaration of function 'sqlite3_key'?

iphone sqlite cryptography encryption

asked 2011-06-15T09:50:23.510

33

votes

3

answers

Java: How to create SHA-1 for a file?

java cryptography sha

asked 2011-06-09T13:41:04.117

10

votes

1

answers

about CommonCrypto on iphone SDK.. Can it generate RSA keys and encrypt/decrypt?

iphone cryptography

asked 2011-06-08T09:17:46.810

37

votes

4

answers

Java default Crypto/AES behavior

java cryptography aes

asked 2011-06-06T21:07:11.690

15

votes

7

answers

How to check password strength?

.net security cryptography passwords

asked 2011-05-27T11:26:13.603

33

votes

1

answers

PBEKeySpec what do the iterationCount and keyLength parameters influence?

java encryption cryptography pbkdf2 kdf

asked 2011-05-25T14:30:11.323

10

votes

3

answers

How is revocation of a root certificate handled?

security ssl cryptography certificate

asked 2011-05-08T21:30:11.813

25

votes

2

answers

RSA Encryption Problem [Size of payload data]

cryptography rsa

asked 2011-05-03T06:56:35.690

Questions tagged cryptography