When Lockdown Networks shut its door, lots of industry pundits declared, "NAC is dead." Hardly. Users still want clean PCs, device authentication, and personalized traffic management, they just don't want NAC appliances. Read my recent C/Net blog for more.

Princeton researchers grabbed attention when they released a research study demonstrating that desktop PC encryption technologies could be easily defeated. Should enterprises worry about this? See my C/Net blog for my 2 cents worth.

At least that was my first question when I heard about the acquisition. Turns out that there is goodness in this move. See my C/Net blog for more details.

Now that large organizations realize how important it is to protect the confidentiality and integrity of their critical data, encryption has gone from an egghead academic to a mainstream technology. As this occurs, there's lots of wheeling and dealing going...

With all due respect to the folks at McAfee, I really don't get what you are trying to sell anymore. See my recent C/Net blog for more detail.

You'd think that the government would influence corporate purchasing behavior by encouraging companies to buy green but this doesn't seem to be happening. See my C/Net blog for more.

VMware security has always been very good but it recently got even better with the introduction of VMsafe. See my C/Net blog for more detail.

When Novell bought PlateSpin a few weeks ago, ESG was especially bullish. With PlateSpin, Novell can add to its existing strong management tools and approach a burgeoning market. See my C/Net blog for more.

Security and log management continue to be hot areas as evidenced by the several acquisitions (IBM/Micromuse, Novell/eSecurity, RSA/Network Intelligence) and the ArcSight IPO. Ironically, some security leaders have remained on the sidelines as competitors rake in dough. I don't get...

With the economy slumping, it really doesn't seem like a good time to IPO. Don't mention this to ArcSight, the security management leader went public last month and is doing quite well, thank you very much. See my recent C/Net...