Download HOWTO Secure and Audit Oracle 10g and 11g by Ron Ben-Natan PDF

By Ron Ben-Natan

Oracle is the #1 database engine in use this day. the truth that it's the number of army firms and organizations around the globe is a part of the company’s legacy and is obvious within the product. Oracle has extra security-related services, items, and instruments than nearly the other database engine. regrettably, the truth that those services exist doesn't suggest that they're used thoroughly or maybe used in any respect. in truth, so much clients are acquainted with below twenty percentage of the safety mechanisms inside Oracle.

Written via Ron Ben Natan, the most revered and an expert database safeguard specialists on the earth, HOWTO safe and Audit Oracle 10g and 11g indicates readers the way to navigate the choices, choose the best instruments and stay away from universal pitfalls. The textual content is established as HOWTOs addressing every one safety functionality within the context of Oracle 11g and Oracle 10g. between an extended record of HOWTOs, readers will examine to:

Choose configuration settings that make it tougher to realize unauthorized access
Understand whilst and the way to encrypt data-at-rest and data-in-transit and the way to enforce powerful authentication
Use and deal with audit trails and complicated recommendations for auditing
Assess hazards which can exist and make sure find out how to tackle them
Make use of complicated instruments and innovations equivalent to complex safeguard suggestions, digital deepest Database, Audit Vault, and Database Vault
The textual content additionally offers an summary of cryptography, overlaying encryption and electronic signatures and indicates readers how Oracle pockets supervisor and orapki can be utilized to generate and deal with certificate and different secrets and techniques. whereas the book’s seventeen chapters stick to a logical order of implementation, every one HOWTO will be referenced independently to fulfill a user’s quick wishes. delivering authoritative and succinct directions highlighted via examples, this final advisor to safeguard most sensible practices for Oracle bridges the space among those that set up and configure safety features and those that safe and audit them.

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Extra info for HOWTO Secure and Audit Oracle 10g and 11g

Example text

It is also not a fe ature that is uniquely available in Oracle databases—for example, SQL Server has a n extended stored procedure called xp_cmdshell t hat a llows calls to a ny program at t he Window OS level from within the database. These features are valuable for developers and for enhancing productivity but they are bad from a security point of view. One of the most important principles in good security is segregation. Once the database can also make calls to programs (potentially any programs) at t he OS level, the ability to limit what an attacker can do becomes much harder.

All these methods are identical for 8i, 9i, 10g, and 11g. Let’s look at an example with 10g: LSNRCTL> change_ password Old password: New password: Reenter new password: Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=ORCL) ) ) Password changed for LISTENER The command completed successfully LSNRCTL> save_config Connecting to (DESCRIPTION =(ADDRESS =(PROTOCOL=IPC)(KEY=ORCL) ) ) Saved LISTENER configuration parameters. 0 - P roduction Start Date Uptime Trace Level Security SNMP O ISTENER TNSLSNR for IBM/AIX RISC System/6000: Version 03-MAR-2008 16:23:01 0 days 0 hr.

Ora a nd add a l ine of t he form ADMIN_RESTRICTIONS_ = ON. Once this is done SET commands for setting trc_file, trc_directory, log_file, log_directory, startup_waitime, and more will fail and you can only change these settings when you have privileges to edit the file. 0/db_1/network/log/ The command completed successfully Almost all of the SET commands can be used to l aunch an attack. By setting trace and log levels an attacker can slow down your machine (sometimes to a crawl).

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