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• SHA-1
  97 bytes (11 words) - 23:03, 28 April 2017

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• Creating an OpenSSL Engine to use indigenous ECDH ECDSA and HASH Algorithms
  ...orial is done on an (X)Ubuntu 15.04, with custom compiled OpenSSL version 1.0.2d. The GCC version is: return 1;
  33 KB (4,951 words) - 08:57, 7 March 2019
• Elliptic Curve Cryptography
  ...have identity elements. So, for example 0 and 1 where: a + 0 = a, and a * 1 = a ...lar (or clock) arithmetic. So, if p=7 then the elements of the set are {0, 1, 2, 3, 4, 5, 6} and:
  18 KB (3,074 words) - 02:26, 29 July 2019
• Self Test Failures
  ...1.1.0 and above. This page focuses on the second generation, or OpenSSL 1.1.0 and above. == OpenSSL 1.1.0 ==
  8 KB (1,289 words) - 16:17, 9 February 2020
• EVP Authenticated Encryption and Decryption
  if(1 != EVP_EncryptInit_ex(ctx, EVP_aes_256_gcm(), NULL, NULL, NULL)) if(1 != EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN, iv_len, NULL))
  13 KB (1,791 words) - 04:48, 5 June 2019
• Random Numbers
  ...is at most 38%. Some estimates have shown English characters provide only 1 bit/byte (or 12%). Other sources used as a random stream will have differen ...ly random data can be thought of as a sequence of binary digits where each 1 or 0 is the result of flipping a perfectly fair, unbiased coin. Such a sequ
  27 KB (4,265 words) - 02:33, 27 July 2019
• EVP Signing and Verifying
  '''''Note''''': CMAC is only supported since the version 1.1.0 of OpenSSL. ...gle.com/forum/#!topic/mailing.openssl.users/1_TFpK6XzQ4 DSA with OpenSSL-1.1] on the mailing list.
  11 KB (1,688 words) - 10:08, 28 April 2020
• How to Integrate a Symmetric Cipher
  ...a guideline on how to integrate a symmetric block cipher into OpenSSL 1.1.1. This integration procedure will cover all aspects of integration for both 1, EVP_RC4_KEY_SIZE, 0,
  31 KB (4,394 words) - 07:22, 18 April 2021
• Cryptogams SHA
  ...evelopers. This wiki article will show you how to use Cryptogams ARMv4 SHA-1 implementation. According to the head notes the ARMv4 implementation runs a ...vp/e_sha_cbc_hmac_sha1.c:615: sha1_block_data_order(&key->md, data, 1);
  15 KB (2,434 words) - 06:10, 14 March 2021
• OpenSSL 1.1.0 Changes
  This page discusses the API changes for OpenSSL version 1.1. The overall goal of the API changes is to make many data structures opaque ...r provides OpenSSL 1.1.0 functions, like <tt>RSA_get0_key</tt>, to OpenSSL 1.0.2 clients. The source code is available for download below
  16 KB (2,507 words) - 22:23, 3 April 2017
• SSL/TLS Client
  ...nSSL [http://www.openssl.org/news/changelog.html Change Log] for OpenSSL 1.1.0 states you can use <tt>-verify_name</tt> option, and <tt>apps.c</tt> offe .../poodleagain.html The POODLE bites again]. The short version: use only TLS 1.2, use only ephemeral key exchanges, and use only AEAD ciphers (like AES/GC
  24 KB (3,955 words) - 15:33, 12 December 2022
• EVP Symmetric Encryption and Decryption
  ...ose further down the page. Note that this uses the auto-init facility in 1.1.0. if(1 != EVP_EncryptInit_ex(ctx, EVP_aes_256_cbc(), NULL, key, iv))
  14 KB (2,119 words) - 10:27, 15 May 2023
• Elliptic Curve Diffie Hellman
  if(1 != EVP_PKEY_paramgen_init(pctx)) handleErrors(); if(1 != EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, NID_X9_62_prime256v1)) hand
  10 KB (1,677 words) - 12:25, 10 March 2014
• HP-UX Itanium FIPS and OpenSSL build
  The [http://csrc.nist.gov/groups/STM/cmvp/documents/140-1/140sp/140sp1747.pdf OpenSSL FIPS 140-2 Security Policy] details the way to 2 Intel(R) Itanium 2 processors (1.5 GHz, 6 MB)
  6 KB (930 words) - 08:45, 21 April 2014
• OpenSSL 3.0
  == Main Changes in OpenSSL 3.0 from OpenSSL 1.1.1 == ...with OpenSSL 3.0 if those applications previously worked with OpenSSL 1.1.1. However this is not guaranteed and some changes may be required in some ca
  54 KB (7,479 words) - 12:36, 20 September 2021
• Command Line Utilities
  |style="padding: 4px;" | Parse an ASN.1 sequence. ...px;" | Message Digest calculation. MAC calculations are superseded by mac(1).
  35 KB (5,360 words) - 11:56, 24 June 2022
• Cryptogams AES
  33 unsigned long rd_key[4 * (AES_MAXNR + 1)]; 35 unsigned int rd_key[4 * (AES_MAXNR + 1)];
  18 KB (2,869 words) - 06:09, 14 March 2021
• Libcrypto API
  ...n integer to indicate success or failure. Typically a function will return 1 on success or 0 on error. All return codes should be checked and handled as if(1 != EVP_xxx()) goto err;
  6 KB (896 words) - 03:30, 10 December 2014
• EVP Asymmetric Encryption and Decryption of an Envelope
  if(1 != EVP_SealInit(ctx, EVP_aes_256_cbc(), encrypted_key, encrypted_key_len, iv, pub_key, 1))
  4 KB (641 words) - 22:58, 28 April 2017
• Testing and Development Tools and Tips
  return 1 elif test ! -d $1; then
  6 KB (873 words) - 23:49, 19 July 2014
• Related Links
  {| class="wikitable sortable" border="1" {| class="wikitable sortable" border="1"
  7 KB (964 words) - 18:13, 6 July 2015

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