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Database Concepts, 11g Release 2 (11.2)

Topics for Database Administrators and Developers

EncryptionIn general, encryption is the process of transforming data into an unreadable format using a secret … key and an encryption algorithm. Encryption is often used to meet regulatory compliance … information must be encrypted. Network Encryption Encrypting data as it travels across a network … between a client and

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Introduction to Oracle ACFS

Oracle ACFS EncryptionOracle ACFS encryption enables you to encrypt data stored on disk (data-at-rest). The encryption … same Oracle ACFS file system. Some of the encryption functionality requires system administrator … privileges. This functionality incudes the commands for initiating, setting, and reconfiguring encryption … . System

Database Utilities, 11g Release 2 (11.2)

The ORACLE_DATAPUMP Access Driver

ENCRYPTIONset. Syntax and Description ENCRYPTION [ENABLED | DISABLED] If ENABLED is specified, then all data is … operations. Example In the following example, the ENCRYPTION parameter is set to ENABLED. Therefore, all … EXTERNAL (TYPE ORACLE_DATAPUMP DEFAULT DIRECTORY def_dir1 ACCESS PARAMETERS (ENCRYPTION ENABLED) LOCATION ('dept.dmp'));

Database Administrator's Guide, 11g Release 2 (11.2)

Creating and Configuring an Oracle Database

Enabling Transparent Data EncryptionEnabling Trans parent Data Encryption Transparent data encryption is a feature that enables … encryption of individual database columns before storing them in the data file, or enables encryption of … inside data files directly with operating system tools, transparent data encryption prevents such

Database Concepts, 11g Release 2 (11.2)

Glossary

encryptionThe process of transforming data into an unreadable format using a secret key and an encryption algorithm.

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

Oracle ACFS Command-Line Tools for EncryptionTable 13-66 contains a summary of the commands for Oracle ACFS encryption. You can run acfsutil … system can be a drive letter or a directory including the drive letter. Table 13-66 Summary of commands for Oracle ACFS encryption

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

acfsutil encr infoPurpose Displays encryption-related information about Oracle ACFS file systems, directories, or

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

Option Description… .. Generates a new file encryption key for the specified path and then encrypts the data with the new key. If … encryption key (VEK) for the specified mount point and then encrypts all the file encryption keys in file … store the new VEK. -a algorithm Specifies the algorithm. Advanced Encryption Standard (AES)

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

Option Descriptionencryption algorithm type for a directory or file. Advanced Encryption Standard (AES) is the only … encryption algorithm supported for this release. -k key_length Specifies the encryption key length … for a directory or file. -r Specifies encryption recursively under existing directory folder

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

acfsutil encr rekeyPurpose Generates a new key and re-encrypts volume or file. Syntax and Description acfsutil encr rekey -h acfsutil encr rekey -m mount_point { -f [ -r ] path [ path …] | -v } [ -a { AES } -k { 128 | 192 | 256 }] acfsutil encr rekey -h displays help text and exits. Table 13-71 contains the options available with the acfsutil encr rekey command. Table 13-71 Options for the acfsutil encr rekey command

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

acfsutil encr setPurpose Sets or changes encryption parameters for an Oracle ACFS file system. Syntax and

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

Option Descriptionencryption status, algorithm, and key length are displayed for the file system level. If -r is specified … with a path, the encryption status, algorithm, and key length are displayed for all objects under the … directory specified by path. The acfsutil encr info command displays encryption status and … it is run on realm-secured

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

acfsutil encr onPurpose Encrypts an Oracle ACFS file system, directories, or individual files. Syntax and Description acfsutil encr on -h acfsutil encr on -m mount_point      [ -a { AES } -k { 128 | 192 | 256 }] [[ -r ] path [ path...]] acfsutil encr on -h displays help text and exits. Table 13-70 contains the options available with the acfsutil encr on command. Table 13-70 Options for the acfsutil encr on command

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

Command Descriptionacfsutil encr info Displays encryption-related information about Oracle ACFS file systems. acfsutil … encr init Creates storage for encryption keys. acfsutil encr off Disables encryption for an Oracle … Generates a new key and re-encrypts an Oracle ACFS file system. acfsutil encr set Sets or changes encryption parameters

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

acfsutil encr initPurpose Creates storage for encryption keys. Syntax and Description acfsutil encr init -h acfsutil

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

Option Descriptionbefore any other encryption acfsutil commands can be run. This command must be run once for each … cluster on which Oracle ACFS encryption is run. If the -p option is specified, you must provide a

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

acfsutil encr offPurpose Disables encryption for an Oracle ACFS file system, directories, or individual files

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

Option Descriptionencryption recursively under an existing directory identified by path. path Specifies the absolute or … command to disable encryption on a file system. The file owner can also run this command to disable … encryption on a directory or file. Examples The following are examples of the use of acfsutil encr

Automatic Storage Management Administrator's Guide, 11g Release 2 (11.2)

Oracle ACFS Command-Line Tools for Encryption

Option Description-a algorithm Specifies the algorithm. Advanced Encryption Standard ( AES ) is the default value and … the only encryption supported for this release. The algorithm must be specified if -k is specified … default is 192. Must be specified if -a is specified. -u Backs out encryption. Decrypts all encrypted … first run the acfsutil

Database Backup and Recovery User's Guide, 11g Release 2 (11.2)

RMAN Backup Concepts

Encryption for Backup SetsRMAN supports backup encryption for backup sets. You can use wallet-based transparent encryption … , password-based encryption, or both. You can use the CONFIGURE ENCRYPTION command to configure … persistent transparent encryption. Use the SET ENCRYPTION command at the RMAN session level