android Programming Glossary: ivparameterspec

AES algo - Decryption Issue

http://stackoverflow.com/questions/17079579/aes-algo-decryption-issue

javax.crypto.SecretKeyFactory import javax.crypto.spec.IvParameterSpec import javax.crypto.spec.PBEKeySpec import javax.crypto.spec.SecretKeySpec.. Cipher.getInstance CIPHER_ALGORITHM byte iv generateIv IvParameterSpec ivspec new IvParameterSpec iv Accion SecretKey parameter specification.. byte iv generateIv IvParameterSpec ivspec new IvParameterSpec iv Accion SecretKey parameter specification for an initialization..

AES gets different results in iOS and Java

http://stackoverflow.com/questions/17535918/aes-gets-different-results-in-ios-and-java

0 len SecretKeySpec keySpec new SecretKeySpec keyBytes AES IvParameterSpec ivSpec new IvParameterSpec IV System.out.println ivSpec cipher.init.. new SecretKeySpec keyBytes AES IvParameterSpec ivSpec new IvParameterSpec IV System.out.println ivSpec cipher.init Cipher.ENCRYPT_MODE.. ANDROID final byte iv new byte 16 Arrays.fill iv byte 0x00 IvParameterSpec ivParameterSpec new IvParameterSpec iv Cipher is not thread..

Encryption compatable between Android and C#

http://stackoverflow.com/questions/2090765/encryption-compatable-between-android-and-c-sharp

private static SecretKey secretKey private static IvParameterSpec ivParameterSpec private static String CIPHER_TRANSFORMATION.. passwordKey CIPHER_ALGORITHM ivParameterSpec new IvParameterSpec rawSecretKey public String encryptAsBase64 byte clearData byte..

What are best practices for using AES encryption in Android?

http://stackoverflow.com/questions/8622367/what-are-best-practices-for-using-aes-encryption-in-android

javax.crypto.SecretKeyFactory import javax.crypto.spec.IvParameterSpec import javax.crypto.spec.PBEKeySpec import javax.crypto.spec.SecretKeySpec.. try byte iv generateIv String ivHex HexEncoder.toHex iv IvParameterSpec ivspec new IvParameterSpec iv Cipher encryptionCipher Cipher.getInstance.. ivHex HexEncoder.toHex iv IvParameterSpec ivspec new IvParameterSpec iv Cipher encryptionCipher Cipher.getInstance CIPHER_ALGORITHM..

Bitmap decodeStream OutOfMemory Exception

http://stackoverflow.com/questions/8624086/bitmap-decodestream-outofmemory-exception

keySpec new SecretKeySpec 01234567890abcde .getBytes AES IvParameterSpec ivSpec new IvParameterSpec fedcba9876543210 .getBytes cipher.init.. 01234567890abcde .getBytes AES IvParameterSpec ivSpec new IvParameterSpec fedcba9876543210 .getBytes cipher.init Cipher.DECRYPT_MODE keySpec..

AES gets different results in iOS and Java

http://stackoverflow.com/questions/17535918/aes-gets-different-results-in-ios-and-java

iv new byte 16 Arrays.fill iv byte 0x00 IvParameterSpec ivParameterSpec new IvParameterSpec iv Cipher is not thread safe Cipher cipher.. CBC PKCS7Padding cipher.init Cipher.ENCRYPT_MODE skeySpec ivParameterSpec String encrypedValue Base64.encodeToString cipher.doFinal clearText.. iv new byte 16 Arrays.fill iv byte 0x00 IvParameterSpec ivParameterSpec new IvParameterSpec iv byte encrypedPwdBytes Base64.decode text..

Encryption compatable between Android and C#

http://stackoverflow.com/questions/2090765/encryption-compatable-between-android-and-c-sharp

static SecretKey secretKey private static IvParameterSpec ivParameterSpec private static String CIPHER_TRANSFORMATION AES CBC PKCS5Padding.. secretKey new SecretKeySpec passwordKey CIPHER_ALGORITHM ivParameterSpec new IvParameterSpec rawSecretKey public String encryptAsBase64.. clearData try aesCipher.init Cipher.ENCRYPT_MODE secretKey ivParameterSpec catch InvalidKeyException e Log.e TAG Invalid key e return..

AES algo - Decryption Issue

http://stackoverflow.com/questions/17079579/aes-algo-decryption-issue

import javax.crypto.Cipher import javax.crypto.SecretKey import javax.crypto.SecretKeyFactory import javax.crypto.spec.IvParameterSpec import javax.crypto.spec.PBEKeySpec import javax.crypto.spec.SecretKeySpec public class DescEncrypter public static final.. algoritmos de clave sim矇trica Cipher encryptionCipher Cipher.getInstance CIPHER_ALGORITHM byte iv generateIv IvParameterSpec ivspec new IvParameterSpec iv Accion SecretKey parameter specification for an initialization vector encryptionCipher.init.. sim矇trica Cipher encryptionCipher Cipher.getInstance CIPHER_ALGORITHM byte iv generateIv IvParameterSpec ivspec new IvParameterSpec iv Accion SecretKey parameter specification for an initialization vector encryptionCipher.init Cipher.ENCRYPT_MODE secret..

AES gets different results in iOS and Java

http://stackoverflow.com/questions/17535918/aes-gets-different-results-in-ios-and-java

key.getBytes UTF 8 int len 16 System.arraycopy b 0 keyBytes 0 len SecretKeySpec keySpec new SecretKeySpec keyBytes AES IvParameterSpec ivSpec new IvParameterSpec IV System.out.println ivSpec cipher.init Cipher.ENCRYPT_MODE keySpec ivSpec byte results cipher.doFinal.. 16 System.arraycopy b 0 keyBytes 0 len SecretKeySpec keySpec new SecretKeySpec keyBytes AES IvParameterSpec ivSpec new IvParameterSpec IV System.out.println ivSpec cipher.init Cipher.ENCRYPT_MODE keySpec ivSpec byte results cipher.doFinal text.getBytes UTF.. text.getBytes UTF8 IMPORTANT TO GET SAME RESULTS ON iOS and ANDROID final byte iv new byte 16 Arrays.fill iv byte 0x00 IvParameterSpec ivParameterSpec new IvParameterSpec iv Cipher is not thread safe Cipher cipher Cipher.getInstance AES CBC PKCS7Padding cipher.init..

Encryption compatable between Android and C#

http://stackoverflow.com/questions/2090765/encryption-compatable-between-android-and-c-sharp

static final String TAG smsfwd private static Cipher aesCipher private static SecretKey secretKey private static IvParameterSpec ivParameterSpec private static String CIPHER_TRANSFORMATION AES CBC PKCS5Padding private static String CIPHER_ALGORITHM.. e Log.e TAG No such padding PKCS5 e secretKey new SecretKeySpec passwordKey CIPHER_ALGORITHM ivParameterSpec new IvParameterSpec rawSecretKey public String encryptAsBase64 byte clearData byte encryptedData encrypt clearData return net.iharder.base64.Base64.encodeBytes..

What are best practices for using AES encryption in Android?

http://stackoverflow.com/questions/8622367/what-are-best-practices-for-using-aes-encryption-in-android

import javax.crypto.Cipher import javax.crypto.SecretKey import javax.crypto.SecretKeyFactory import javax.crypto.spec.IvParameterSpec import javax.crypto.spec.PBEKeySpec import javax.crypto.spec.SecretKeySpec public class AdvancedCrypto implements ICrypto.. SecretKey secret String cleartext throws CryptoException try byte iv generateIv String ivHex HexEncoder.toHex iv IvParameterSpec ivspec new IvParameterSpec iv Cipher encryptionCipher Cipher.getInstance CIPHER_ALGORITHM PROVIDER encryptionCipher.init.. throws CryptoException try byte iv generateIv String ivHex HexEncoder.toHex iv IvParameterSpec ivspec new IvParameterSpec iv Cipher encryptionCipher Cipher.getInstance CIPHER_ALGORITHM PROVIDER encryptionCipher.init Cipher.ENCRYPT_MODE secret..

Bitmap decodeStream OutOfMemory Exception

http://stackoverflow.com/questions/8624086/bitmap-decodestream-outofmemory-exception

cipher Cipher.getInstance AES CBC NoPadding SecretKeySpec keySpec new SecretKeySpec 01234567890abcde .getBytes AES IvParameterSpec ivSpec new IvParameterSpec fedcba9876543210 .getBytes cipher.init Cipher.DECRYPT_MODE keySpec ivSpec CipherInputStream cis.. AES CBC NoPadding SecretKeySpec keySpec new SecretKeySpec 01234567890abcde .getBytes AES IvParameterSpec ivSpec new IvParameterSpec fedcba9876543210 .getBytes cipher.init Cipher.DECRYPT_MODE keySpec ivSpec CipherInputStream cis new CipherInputStream fis..

AES gets different results in iOS and Java

http://stackoverflow.com/questions/17535918/aes-gets-different-results-in-ios-and-java

IMPORTANT TO GET SAME RESULTS ON iOS and ANDROID final byte iv new byte 16 Arrays.fill iv byte 0x00 IvParameterSpec ivParameterSpec new IvParameterSpec iv Cipher is not thread safe Cipher cipher Cipher.getInstance AES CBC PKCS7Padding cipher.init Cipher.ENCRYPT_MODE.. is not thread safe Cipher cipher Cipher.getInstance AES CBC PKCS7Padding cipher.init Cipher.ENCRYPT_MODE skeySpec ivParameterSpec String encrypedValue Base64.encodeToString cipher.doFinal clearText Base64.DEFAULT Log.d TAG Encrypted text encrypedValue.. IMPORTANT TO GET SAME RESULTS ON iOS and ANDROID final byte iv new byte 16 Arrays.fill iv byte 0x00 IvParameterSpec ivParameterSpec new IvParameterSpec iv byte encrypedPwdBytes Base64.decode text Base64.DEFAULT cipher is not thread safe Cipher cipher Cipher.getInstance..

Encryption compatable between Android and C#

http://stackoverflow.com/questions/2090765/encryption-compatable-between-android-and-c-sharp

String TAG smsfwd private static Cipher aesCipher private static SecretKey secretKey private static IvParameterSpec ivParameterSpec private static String CIPHER_TRANSFORMATION AES CBC PKCS5Padding private static String CIPHER_ALGORITHM AES Replace me with.. NoSuchPaddingException e Log.e TAG No such padding PKCS5 e secretKey new SecretKeySpec passwordKey CIPHER_ALGORITHM ivParameterSpec new IvParameterSpec rawSecretKey public String encryptAsBase64 byte clearData byte encryptedData encrypt clearData return.. encryptedData public byte encrypt byte clearData try aesCipher.init Cipher.ENCRYPT_MODE secretKey ivParameterSpec catch InvalidKeyException e Log.e TAG Invalid key e return null catch InvalidAlgorithmParameterException e Log.e TAG Invalid..

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