¡@

Home 

c++ Programming Glossary: iv

Can you help me get my head around openssl public key encryption with rsa.h in c++?

http://stackoverflow.com/questions/2012645/can-you-help-me-get-my-head-around-openssl-public-key-encryption-with-rsa-h-in-c

Bob want secure communications Alice generates a public private key pair and sends public key to Bob Bob receives public.. private key pair and sends public key to Bob Bob receives public key and encrypts a randomly generated symmetric cypher.. decrypts the ciphertext with the originally generated private key and obtains the symmetric blowfish key Alice and Bob..

Merge two STL vectors with an alternation pattern

http://stackoverflow.com/questions/3660058/merge-two-stl-vectors-with-an-alternation-pattern

at its own pace std vector int v 40 3 std set int s auto iv make_interleave_view v 3 s 1 Takes 3 elements from v then 1.. it's O n . The general principle however is that a view gives you more control and allows more checks and is safer to use..

AES with padding pkcs7 c++ code

http://stackoverflow.com/questions/4508749/aes-with-padding-pkcs7-c-code

add the pkcs7 padding. I'm using the crypto lib in Linux Driver.cpp #include stdafx.h #include cryptopp dll.h #include cryptopp.. DEFAULT_KEYLENGTH prng.GenerateBlock key sizeof key byte iv AES BLOCKSIZE iv AES BLOCKSIZE 0 prng.GenerateBlock iv sizeof.. prng.GenerateBlock key sizeof key byte iv AES BLOCKSIZE iv AES BLOCKSIZE 0 prng.GenerateBlock iv sizeof iv string plain..

copying and repopulating a struct instance with pointers

http://stackoverflow.com/questions/7716525/copying-and-repopulating-a-struct-instance-with-pointers

boost serialization utility.hpp #include boost archive xml_oarchive.hpp #include boost archive xml_iarchive.hpp #include.. serialization utility.hpp #include boost archive xml_oarchive.hpp #include boost archive xml_iarchive.hpp #include fstream.. #include boost archive xml_oarchive.hpp #include boost archive xml_iarchive.hpp #include fstream #include string #define NVP..

encrypt-decrypt single block with AES and Crypto++

http://stackoverflow.com/questions/11082432/encrypt-decrypt-single-block-with-aes-and-crypto

use the first block of a CBC encrypt using a block sized IV containing bytes all valued zero. The same goes for counter..

template metaprogramming: (trait for?) dissecting a specified template into types T<T2,T3 N,T4, …>

http://stackoverflow.com/questions/11723652/template-metaprogramming-trait-for-dissecting-a-specified-template-into-type

typedef Tmpl Args... type Usage typedef std vector int IV typedef typename tmpl_rebind IV std pair double std string type.. typedef std vector int IV typedef typename tmpl_rebind IV std pair double std string type PV Now PV std vector std pair..

Use a regular iterator to iterate backwards, or struggle with reverse_iterator?

http://stackoverflow.com/questions/1853358/use-a-regular-iterator-to-iterate-backwards-or-struggle-with-reverse-iterator

is how you're supposed to do it typedef std vector int IV for IV reverse_iterator rit iv.rbegin rend iv.rend rit rend.. how you're supposed to do it typedef std vector int IV for IV reverse_iterator rit iv.rbegin rend iv.rend rit rend rit Use.. this not standards compliant as MooingDuck points out for IV iterator it iv.end begin iv.begin it begin Use 'it' for anything..

Can you help me get my head around openssl public key encryption with rsa.h in c++?

http://stackoverflow.com/questions/2012645/can-you-help-me-get-my-head-around-openssl-public-key-encryption-with-rsa-h-in-c

less error prone than messing about generating padding IVs and so on yourself the Seal function does both the RSA and.. char buffer 4096 unsigned char buffer_out 4096 EVP_MAX_IV_LENGTH size_t len int len_out unsigned char ek int eklen uint32_t.. ek int eklen uint32_t eklen_n unsigned char iv EVP_MAX_IV_LENGTH if PEM_read_RSA_PUBKEY rsa_pkey_file rsa_pkey NULL NULL..

AES with padding pkcs7 c++ code

http://stackoverflow.com/questions/4508749/aes-with-padding-pkcs7-c-code

Please help. For the following code how can I set the IV to 0 and set the key value to a string value I would also like.. text plain endl CBC_Mode AES Encryption e e.SetKeyWithIV key sizeof key iv The StreamTransformationFilter adds padding.. endl try CBC_Mode AES Decryption d d.SetKeyWithIV key sizeof key iv The StreamTransformationFilter removes padding..

C/C++: How to do AES decryption using OpenSSL

http://stackoverflow.com/questions/5132939/c-c-how-to-do-aes-decryption-using-openssl

same key the ciphertext won't be identical. You need the IV to decrypt the data but you don't need to keep the IV secret... the IV to decrypt the data but you don't need to keep the IV secret. You should either generate one randomly for each session..