Biometrics deals with recognition of individuals based on their physiological or behavioral characteristics. The human ear is a new feature in biometrics that has several merits over the more common face, fingerprint and iris biometrics. Unlike the fingerprint and iris, it can be easily captured from a distance without a fully cooperative...

Penetration testing is one of the core aspects of network security in today's scenario. It involves a complete analysis of the system by implementing real-life security tests. It helps in identifying potential weaknesses in the system's major components which can occur either in its hardware or software. The reason which makes...

For the day-to-day DBA, there are dangers around every corner; monsters waiting to strike down the unsuspecting database with a resource-hungry query, an inefficient data load, or even outright data corruption. When the worst happens, and SQL Server is down, or performance is suffering, customers are quick to complain.. During such difficult...

To keep your Linux systems secure, reliable, and productive, you must stay current with patches and updates. But, until now, it has been difficult to find usable,...