postgres encrypt data

this article reprinted to Http://www.erblah.com/post/objective-c/shi-yong-3des-base64lai-jia-mi-chuan-shu-iosying-yong-shu-ju app and server data transmission sometimes need to encrypt, in order to avoid a well-known news client password just MD5 a bit to the predicament of the post ...There are three types of iOS encryption: 1.https 2. Symmetric encryption 3. Asymmetric encryption, for various reasons, the

()); Secretkey Secretkey = Keyfactory.generatesecret (Keyspec); Initialize cipher to Pbeparameterspec parameterspec = new Pbeparameterspec (new byte[]{1,2,3,4,5,6,7,8},1000); Cipher.init (Cipher.encrypt_mode, Secretkey,parameterspec); Encrypt data byte[] EncryptedData = cipher.dofinal (Data.getbytes ()); The output of the encrypted content System.out.println ("Encrypted

center.You can use the Active Directory to centrally install and configure Steganos Safe Professional Edition. You can also use group policies to determine who can use Steganos Safe and how to use it. For example, you can specify the shortest password length. You can also use a feature called "Emergency Decryption Key", which is actually a backdoor, this allows administrators to access data without displaying passwords. In addition,

applications can easily use OpenSSL to encrypt plaintext communication. The cooperation between OpenLDAP and OpenSSL is the main content of this article, including the SSL/TLS configuration of the OpenLDAP server and the SSL/TLS configuration of the OpenLDAP client.All the content and commands described in this article apply to Redhat Enterprise Linux 6.3. The Linux versions of other releases may be slightly different.ConfigurationOpenLDAPUseSSL/TLSE

Encrypt and decrypt data Security 1 OpenSSL installation650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/8B/5C/wKioL1hKxQbD5HIyAAAhMSiID1I733.png "title=" Openssl.png "alt=" Wkiol1hkxqbd5hiyaaahmsiid1i733.png "/>OpenSSL official website:https://www.openssl.org/source/Unzip, compile, installUnzip Openssl[email protected]:~ $ cd openssl/[email Protected]:~/openssl $ tar XF openssl-1.1.0[email Protec

AES encryption and decryption data, RSA authentication signature, the project interface used to encrypt the decryption algorithm, research the next, make a custom under the record

); - returnResult_crypto; -end; the/Function created.3. Create a decryption functionSql>Create or Replace function Fun_disable_crypto (Encrypto raw,2V_key VARCHAR2default 'ABCDEFGH') 3 returnvarchar24 is 5V_key_raw Raw ( -): =utl_i18n.string_to_raw (V_key,'Al32utf8'); 6Result_crypto Raw ( -); 7begin8Result_crypto:=dbms_crypto.decrypt (src =Encrypto,9Typ =Dbms_crypto. DES_CBC_PKCS5,TenKey=>V_key_raw); One returnUtl_i18n.raw_to_char (Result_crypto,'Al32utf8'); Aend; -/Function created.3.