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Data security and privacy: A holistic approach Download here |
The following action list is compiled from some of the advice doled out by database security experts in 2011. Use it wisely to come up with a sane plan in 2012 and beyond:
1. Make Sure Your Database Isn't Easily Searchable On The Web
Several breaches this year embarrassed organizations because their IT departments configured databases touching Web-facing interfaces in such a way that they could be easily searched on the Web.
"The databases that exist today have ultimately been designed to allow the easiest access from a multitude of devices and places. In many people's minds, they think you need to access a server with an application running on that, and that there is a measure of safety for the data sitting underneath the application because the application is secure," says Dr. Mike Lloyd, CTO of RedSeal Systems. "But your database is sitting out there, and, in many cases, when it came out of the box, it came configured to be connected to the Internet."
See: Web-Searchable Databases An Increasing Security Risk
2. Segment Your Data Better
When organizations segment their high-value data in databases separate from less sensitive information, they're able to prioritize risk management and institute more targeted protection layers.
"Medium to large organizations are not segmenting enough," says Chris Novak , managing principal at Verizon Business. "In these organizations, they've got databases spread over offices, campuses, and complexes around the globe. And the problem is that if they're not segmenting, then a risk in one place becomes a risk everywhere."
See: Sound Database Security Starts With Segmentation
3. Ensure Passwords Aren't Stored In Plain Text
A big part of housekeeping is cleaning up messes, and one of the biggest ones that many organizations have is the storage of plain text passwords within their databases.
"This happens quite a bit, particularly with companies the size of RockYou and Plenty of Fish -- smaller start-ups that are just getting their businesses going and are in high-growth mode," says Gretchen Hellman, vice president of marketing and product management for Vormetric.
With organizations like Anonymous on the prowl, these passwords are just waiting to be stolen.
See: Plain Text Database Storage At Heart Of Online Dating Site Breach
4. Harden Your Configurations
If there is one tip that database security experts would universally give as the top housekeeping item for 2012, it is the recommendation that you patch your darned databases already.
Similarly, change default log-ins, look to cut down on excessive privileges, and automate the discovery process to ferret out rogue databases that might not be secured.
See: Seven Ways You Give Thieves Dibs On Your Database
5. Check For Blatant Encryption Gaffes
While database encryption deployments might be on the rise, too many of them are negated by poor practices, such as storing keys on the same server as the encrypted database and using out-of-date cryptographic algorithms.
"If you’re encrypting sensitive data in your database, then one of the worst practices is to store either the key used to encrypt the data or the authentication credentials that are used to get that key in the same database as the encrypted data," says Luther Martin, chief security architect for Voltage Security. "Doing that gives you the illusion of security, but actually provides very little real security."
See: Five Worst Practices In Database Encryption
6. Think Twice About Insurance
Many organizations are counting on spiffy, new data breach insurance policies to bail them out in the event of a big breach. But experts say these insurance plans come with a lot of caveats.
"Unlike many insurance policies that companies buy, there is no standard form -- it's not like comprehensive general liability or workman's comp or fleet auto -- cyber is not standard," says Ty Sagalow, an insurance consultant and founder of Innovation Insurance Group. "Plus, it is in an area which is called surplus insurance, meaning that they're not subject to state filing regulations for state approval, which allows freedom of an insurance carrier to set terms and conditions."
See: Sony Insurer Disputes Breach Insurance Claims
7. Get A Breach Notification Plan In Order
Many security pros believe that for many organizations, experiencing a breach is a matter of when, not if. Because of that, they recommend getting a post-breach plan together in advance to keep the incident as painless and cheap as possible.
"If you have a plan, you'll be ahead of most organizations," says Rick Kam, president and founder of post-breach response consultancy ID Experts. "They've had backup recovery plans, they've had business continuity plans, they even had plans if there was a fire. But because [a post-breach is] not required necessarily, it's one of the things they don't think about."
See: Your Database Was Breached: Now What?
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Securing The Data Warehouse
Many enterprises are building data warehouses to centralize the ever-increasing information flowing through their organizations into useful repositories. This makes good business sense, but it opens up a slew of concerns from a security standpoint. IT professionals can apply many of the same security best practices used with databases, but there are new lessons to be learned as well.
Defend Your Data From Malicious Insiders
The biggest threat to your company?s most sensitive data may be the employee who has legitimate access to corporate databases but less-than-legitimate intentions. And while the incidence of insider data breaches has decreased, external attacks often imitate them--and do serious damage. Follow our advice to mitigate the risk.
Ensuring Secure Database Access
Role-based access control based on least user privilege is one of the most effective ways to prevent the compromise of corporate data. But proper provisioning is a growing challenging, due to the proliferation of "big data," NoSQLdatabases, and cloud-based data storage.
Other reports from the Database Security Tech Center:
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Establishing a Strategy for Database Security is No Longer Optional
As databases continue to grow in size, complexity and importance, enterprises struggle to identify the most appropriate controls regarding their use and misuse. The report identifies best practices, including: Implementing database activity monitoring to mitigate the high levels of risk from database vulnerabilities, and address audit findings in areas such as database segregation of duties and change management; using data security measures, such as data masking and data encryption; and monitoring privileged-user access and access to critical data.
Database Activity Monitoring Is Evolving Into Database Audit and Protection
In this report, Gartner writes that "Database audit and protection (DAP) represents an evolutionary advance in database activity monitoring tools." DAP suites provide comprehensive, cross-platform support in heterogeneous database environments to protect sensitive data from inappropriate use. Organizations are increasingly concerned with optimizing database security and mitigating risks associated with database vulnerabilities.
Protecting Against Database Attacks and Insider Threats: Top 5 Scenarios
Data security presents a multi-dimensional challenge in today's complex IT environment. Multiple access paths and permission levels have resulted in a broad array of security threats and vulnerabilities. We invite you to read this new eBook: "Protecting against database attacks and insider threats" to learn the top five scenarios and essential best practices for preventing database attacks and insider threats.
Demo: Distributed Database Security with Real-time Monitoring and Audit Protection
Organizations across the globe continue to experience compromised data caused by malicious attacks, web application vulnerabilities or unauthorized changes. View this demo and learn how IBM InfoSphere Guardium? database activity monitoring can help protect your sensitive data in distributed DBMS environments with a holistic approach to data security and compliance.
Look Beyond Native Database Auditing To Improve Security, Audit Visibility, And Real-Time Protection
Today's attacks on enterprise databases are more sophisticated than ever, and they occur so fast that it's often difficult to stop them in real time. Despite significant efforts to protect enterprise databases, the number of records breached has grown each year - due to all types of internal and external attacks and violations of corporate policy.
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