tripledes Questions

4

I am trying to calculate the MAC using Cryptographic checksums are calculated using ISOIEC 9797-1 MAC algorithm 3 with block cipher DES, zero IV (8 bytes), and 1S09797-1 padding method 2. The MAC ...
Causation asked 1/12, 2013 at 13:31

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Does anyone have pros and cons together for comparing these encryption algorithms ?
Misbelief asked 5/4, 2011 at 15:39

4

I have this TRIPLE DES ENCRYPTION CODE IN PHP $encryption_key = "CE51E06875F7D964"; $data='tokenNo=test&securityCode=111' ; echo $desEncryptedData = encryptText_3des($data, $encryption_key)...
Pentode asked 23/3, 2014 at 15:30

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I have a net core app using core1.1 When migrating a cript/decript module from an old .NET4.6 to net core it just wont work First TripleDES no longer (it used to) supports 128bit keys and is fixed...
Although asked 23/11, 2016 at 20:2

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I am trying to migrate some projects from .net framework 4.5 to .net core. The problem arrises when trying to migrate an old crypting/decrypting method. The method is a TripleDES with a key that is...
Sumikosumma asked 18/8, 2016 at 8:24

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Recently a problem arose regarding hooking up an API with a payment processor who were requesting a string to be encrypted to be used as a token, using the TripleDES standard. Our Applications run ...
Tirewoman asked 12/5, 2010 at 9:19

1

the following code decrypts a string in VB: Public Function Desencriptar(ByVal Input As String) As String Dim IV() As Byte = ASCIIEncoding.ASCII.GetBytes("abcdefgh") Dim EncryptionKey() As Byt...
Yawata asked 30/3, 2016 at 17:55

1

Admin please don't mark it as duplicate read my question completely. I am encrypting and decrypting some text but while running in same file with main its running fine but when i call its encrypt a...
Sherwin asked 2/12, 2014 at 10:11

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Am trying to decrypt a key encrypted by Java Triple DES function using PHP mcrypt function but with no luck. Find below the java code import javax.crypto.Cipher; import javax.crypto.spec.IvParamet...
Greenhorn asked 16/12, 2011 at 5:48

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I am trying to get TripleDES encryption working in Java. From the Wikipedia article under Keying Options, I want to use option 1, where All three keys are independent. From the Cipher docs it says...
Linn asked 24/6, 2013 at 16:12

1

I've got my encryption function working properly however I cannot figure out how to get the decrypt function to give proper output. Here is my encrypt function: function Encrypt($data, $secret) {...
Extradite asked 12/11, 2012 at 16:30

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I have a set of encrypted documents encoded with TripleDES coming from a remote system. I need to decode the data in C# and I have no control over the key or encoding algorithm. All I have is the k...
Romonaromonda asked 20/9, 2012 at 23:7

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I am trying to get a MAC TripleDES equivalent of the C# MACTripleDES class. I have tried following mcrypt(), but that is just encoding in TripleDES. I need to get an equivalent MACTripleDES string...
Maloriemalory asked 10/5, 2012 at 12:5

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I need to generate byte array for TripleDES encryption. I don't want to use .generateKey() because I need to know the bytes in the key to pass them to another application. Thanks for the replies b...
Comptometer asked 18/3, 2011 at 7:48

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According to Wikipedia, TripleDES supports 56, 112, and 168-bit key lengths, but the System.Cryptography.TripleDESCryptoServiceProvider.LegalKeySizes says it only accepts 128 and 192-bit key length...
Mutualism asked 20/7, 2011 at 17:52
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