Michael HorowitzComputerworld

Michael Horowitz wrote his first computer program in 1973 and has been a computer nerd ever since. He spent 20 years working in an IBM mainframe environment as both an application developer and a DB2 DBA. He then spent a few years working in the Research and Development group of a large Wall Street firm. He has also done technical writing and teaching. He is an independent consultant who has long been focused on Defensive Computing. His personal site is michaelhorowitz.com. This is a weblog of Michael Horowitz. The opinions expressed here are those of Michael Horowitz and may not represent those of Computerworld.

After a Surge Protector Fails

Should surge protectors continue to provide power, even if they can't protect against surges?

How to Scrub Email Out of a Windows Computer

The legacy approach to email, typified by Microsoft's Outlook program, permanently mated email to one computer.

Chrome Improves Security, Usability as Firefox Slips

Analysis: Firefox's frequent, unexplained updates and Chrome's "Defensive Computing" tactics prompt a reconsideration of browser choice.

Defending a Wi-Fi Network

Promoting Defensive Computing is like nagging children to eat their vegetables.

Another Gotcha With Offsite Backups

When off-site backups meet bandwidth caps.

Best Buy Doles Out Bad E-Mail Advice

The retailer's message to customers after Epsilon data breach wrongly implied that when it comes to e-mail there is such as thing as a known sender.

Protect Yourself From Spear Phishing With Sandboxie

Windows users can be protected from spear phishing in many ways. The sandboxing of applications is a whole different approach, one that doesn't get the attention it deserves.

Spear Phishing: The Real Danger Behind the Epsilon Data Breach

Spear phishing is much harder to detect because these scams are more directly targeted and the bad guys know something about their target, making the scam much more likely to appear legit.


Don't Install Windows 7 Service Pack 1...Yet

Should you stay or should you go? When it comes to Windows 7 SP1, stay. There is little to be gained by installing the service pack now. Eventually yes, but not now.

Windows 7 System Restore: Less Trustworthy Than XP?

Windows 7 doesn't seem to be as good about setting Restore Points as Windows XP.

Best Data Backup Practices: Cloud Replication, Backup, and Sync

Exploring the different cloud backup services that range from data backup, syncing, to replication.