Database Security - storage.googleapis.com · Limited Database Controls' 70% System users can...

Database Security

Ursula Koski | Senior Principal Architect | Oracle Corporation

Ursula Koski

Senior Principal Architect• Senior Principal Architect

• Oracle User Group Liaison and OUGF Board Member

(Finland); Finnish Security Association ry Board

Member

• Joined Oracle in 2007

– Working mainly with short term database

engagements around the world. High availability

and disaster recovery area. and disaster recovery area.

– Have worked as an Oracle DBA for partners from

1994.

• Interests

– Professional: Oracle Database Evangelist,

Maximum Availability Architecture and Database

Disaster Recovery & Problem solving.

– Personal: Oracle Databases, all technical gadgets

(Geek!), traveling and reading.

What is an “Advanced Persistent Threat”?Cybercrime directed at political, infrastructure, and business targets

What are APTs Ultimately After?

Two Thirds of Sensitive and Regulated

Information now Resides in Databases

' and Doubling Every Two YearsClassified Govt. Info.

Trade Secrets

Source: IDC, "Effective Data Leak Prevention Programs: Start by Protecting Data at the Source — Your Databases", August 2011

Competitive Bids

Corporate Plans

Source Code

Bug Database

Credit Cards

Customer Data

Financial Data

HR Data

Citizen Data

Database Sprawl Makes Attacking Easier!

Sensitive Data

Partners DW/AnalyticsReports Stand By Test DevTemp use

CRM

HR

APPS Admin

DBA

OS Admin

APPS Admin

DBA

Security in a Traditional Environment

HR

ERP

DBA

OS Admin

APPS Admin

DBA

OS Admin

CRM

HR

Security in a Cloud / Consolidated Environment

HR

ERP

DW

“Forrester estimates

that although 70%

of enterprises have

Are Databases Adequately Protected?

EndpointSecurity

Network Security

Authentication Security

of enterprises have

an information security plan, only

20% of enterprises have a

database security plan.”

Source: Forrester Research Inc., Creating An Enterprise Database Security Plan, July 2010

Vulnerability ManagementEmail Security

Database Security

Limited Database Controls'

70% System users can read/tamper data stored in database files or storage70% System users can read/tamper data stored in database files or storage

76% Cannot prevent DBAs from reading/modifying data76% Cannot prevent DBAs from reading/modifying data

68% Cannot detect if database users are abusing privileges68% Cannot detect if database users are abusing privileges

Source: 2010 Independent Oracle User Group Data Security Report

68% Cannot detect if database users are abusing privileges68% Cannot detect if database users are abusing privileges

63% Vulnerable to SQL injection attacks or not sure63% Vulnerable to SQL injection attacks or not sure

48% Copy sensitive production data to non-production environments 48% Copy sensitive production data to non-production environments

31% Likely to get breached over the coming year31% Likely to get breached over the coming year

Data Security – IOUG 2010 Report

72% Do not uniformly encrypt sensitive data in all databases

76%Can not prevent privileged database users from reading/modifying

data

68% Can not detect if database users are abusing privileges68% Can not detect if database users are abusing privileges

66% Not sure if applications subject to SQL injection

48% Copy sensitive production data to non-production environments

Source: 2010 IOUG Data Security Report

What are the High Value Target Systems?

From a study conducted by the Verizon RISK team in conjunction with the US Secret Service

Most Records Lost from Database Servers

Type Category % Breaches % Records

Database Server Servers & Applications 25% 92%Desktop Computer End-User Devices 21% 1%

How were these records breached?

89% using SQL injection

86% using stolen credentials

By exploiting legitimate access to databases!

Source: 2010 Verizon Data Breach Investigations Report

1

Opportunistic Breaches and APT

48% involved privilege misuse

40% resulted from hacking

38% utilized malware

28% employed social tactics

Source: 2010 Verizon Data Breach Investigations Report

1

How did We end up Here?

IT Landscape

• World moving from 2-tier to 3-tier

• Limited security considerations

Threat Landscape

• Hackers driven by fame

• Insiders were well-trusted

Security

• All applications online, and highly available

• Outsourcing, Service Providers, Cloud

• DIY tools; Automated SQL injection attacks

• Targets: Credit cards, PII, IP

Security Landscape

• Network firewall

• Anti virus software

Regulatory Landscape

• HIPAA (1996, 2003)

• EU Data Protection Directives

• Desktop security; Perimeter security

• Vulnerability management

• GLBA (1999), SOX (2002), PCI (2004, 2010)

• Various breach disclosure and privacy laws

2000 2011

1

Sources of Vulnerability

• Security configuration parameters• Security configuration parameters

Applications• SQL Injection attack from outside

• Application bypassApplications

• SQL Injection attack from outside

• Application bypass

Test & Dev Partners

• Access to production data in non-secure environment

• Access to production systems for trouble shooting

Test & Dev Partners

• Access to production data in non-secure environment

• Access to production systems for trouble shooting

Configuration• Security configuration parameters

• Security patchesConfiguration

• Security configuration parameters

• Security patches

Administrative Accounts

• System administrators, DBAs, Application Administrators

• Stolen credentials, Inadequate training, Malicious insiders

Administrative Accounts

• System administrators, DBAs, Application Administrators

• Stolen credentials, Inadequate training, Malicious insiders

Operations• Direct OS access

• Lost / stolen backupsOperations

• Direct OS access

• Lost / stolen backups

Concentrate on the Greatest Risk

From a study conducted by the Verizon RISK team in conjunction with the US Secret Service

Types of Hacking / Percent of Breached Records

• Stolen Login Credentials were involved in 38% of Data

Breaches and 86% of Breached Records

The Two Biggest Culprits'

• SQL Injection was involved in 25% of all Data Breaches

and contributed to the loss of 89% of Breached Records

Database Security – Big Picture

Encrypted Database

Compliance Scan Vulnerability

ScanData

DiscoveryActivity Audit

Patch Automation

Auditing

AuthorizationApplications

Network SQL

Monitoring

and Blocking

Data Masking

Multi-factor

authorization

Unauthorized

DBA Activity

Authorization

Authentication

Discover, Scan, Configure, Patch Oracle Enterprise Manager

ConfigurationManagement

& Audit

VulnerabilityManagement

Audit

Analysis &Analytics

Act

PolicyManagement

AnalyzeClassify AdviceDiscover

AssetManagement

• Discover databases, applications, data models, sensitive data

• Continuously scan against security configuration standards

• Real time monitor file and configuration changes

• Analyze patches, resolve patch conflicts, schedule patches

Audit Consolidation & Reporting Oracle Audit Vault

CRM/ERP Data

Custom App

HR Data

Audit Data

Policies

Built-inReports

Alerts

CustomReports

Auditor

!

• Consolidate audit data into secure audit warehouse

• Detect and alert on suspicious activities

• Out-of-the box compliance reporting

Policies Auditor

Audit Warehouse

ApplicationsBlock

Log

Allow

Alert

Substitute

First Line of Defense on the Network Oracle Database Firewall

• Monitors database activity, and prevents attacks and SQL injections

• White-list, black-list, and exception-list based security policies based upon highly accurate SQL grammar based analysis

• In-line blocking and monitoring, or out-of-band monitoring modes

PoliciesBuilt-in

ReportsAlerts Custom

Reports

Procurement

HR

Finance

Database Operational Controls Oracle Database Vault

Application select * from finance.customersFinance

• Limit powers of privileged users, and enforce SoD

• Protect application data and prevent application by-pass

• Enforce who, where, when, and how using rules and factors

• Securely consolidate application data

• No application changes required

finance.customers

DBA

Transparent Data Encryption Oracle Advanced Security

Disk

Backups

Exports

Off-SiteApplication

Off-Site

Facilities

• Protects from unauthorized OS level or network access

• Efficient encryption of all application data

• Built-in key lifecycle management

• No application changes required

Irreversible De-Identification Oracle Data Masking

LAST_NAME SSN SALARY

ANSKEKSL 111—23-1111 40,000

BKJHHEIEDK 222-34-1345 60,000

LAST_NAME SSN SALARY

AGUILAR 203-33-3234 40,000

BENSON 323-22-2943 60,000

Production Non-Production

• Reduce fear of loss and scope of audit with irreversible de-Identification

on non-production databases

• Referential integrity preserved so applications continue to work

• Extensible template library and policies for automation

BKJHHEIEDK 222-34-1345 60,000BENSON 323-22-2943 60,000

Oracle Database Security Strategy

mySQL

Low Security:

Sensitive Data Removed

Data Masking for Non-Production

Maximum Security:

Controls within Database

Encryption, Auditing, Privileged User Controls, Classification,

Change Tracking, App Security

External Controls:

Protect Oracle and Non-Oracle DB

Activity Monitoring, Auditing, Blocking Attacks, Reporting

Oracle Database SecurityKey Differentiators

High Performance, AccurateHigh Performance, Accurate

Defense-in-Depth Security PlatformDefense-in-Depth Security Platform

Securing through the Life CycleSecuring through the Life Cycle

Transparently Support Existing ApplicationsTransparently Support Existing Applications

Heterogeneous SupportHeterogeneous Support

Issues to Ponder?

1 Is our IP secured?1 Is our IP secured?

33

2 Can we defend against APTs and other attacks?2 Can we defend against APTs and other attacks?

3 Would we know if we were breached?3 Would we know if we were breached?

4 Do privileged users know what they should not?4 Do privileged users know what they should not?

5 Are we in compliance with all regulations?5 Are we in compliance with all regulations?

What’s Your Next Move?

1 Know where is the sensitive data1 Know where is the sensitive data

2 Scan, assess, patch, audit your databases2 Scan, assess, patch, audit your databases

3 Database Firewall as first line of defense3 Database Firewall as first line of defense3 Database Firewall as first line of defense3 Database Firewall as first line of defense

4 Control the privileged users4 Control the privileged users

5 Encrypt and mask sensitive data5 Encrypt and mask sensitive data

Q&AQ&A