Security

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Securing IoT Networks

Credit to Author: William “Bill” Malik (CISA VP Infrastructure Strategies)| Date: Thu, 22 Feb 2018 15:28:10 +0000

The typical enterprise has more than 500 applications in place.Q: How do you segment a mesh? A: You can’t. Legacy IoT devices, Industrial Control Systems with custom networking, are exceptionally difficult to secure. Typically, these devices contain only enough compute capabilities to support their primary operational function. They have limited memory, low power, constrained CPU resources, and very little network bandwidth. They do not…

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ComputerWorldIndependent

Throwback Thursday: Now he's feeling even LESS secure

Credit to Author: Sharky| Date: Thu, 22 Feb 2018 03:00:00 -0800

This organization’s IT security officer leaves and isn’t replaced. “A year and a half goes by and the organization suffers a web page defacement,” says a pilot fish on the scene. “During the course of the remediation, another server that has a couple of Trojans on it is found.”

That’s not really a big surprise. Since the infosec guy’s departure, the CIO has repeatedly demanded that ports be opened in the firewall, external connections be made to servers bypassing the firewall and servers in the DMZ be connected to internal servers.

The support manager objects every time — and is always overruled.

“Worse, support isn’t part of the process of selection or meetings with potential vendors for the new web services,” fish says. “Support only finds out about the requirements when they are directed to create the holes.”

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ComputerWorldIndependent

Intel releases more Meltdown/Spectre firmware fixes, Microsoft feints an SP3 patch

Credit to Author: Woody Leonhard| Date: Wed, 21 Feb 2018 07:56:00 -0800

One month ago today, Intel told the world that their Meltdown/Spectre patches were a mess. Their advice read something like, “Ooopsie. Those extremely important BIOS/UEFI firmware updates we released a coupla weeks ago are causing Intel machines to drop like bungee cows. In spite of what we told you then, stop installing them now. And if you installed a bad BIOS/UEFI patch, well golly, contact your PC manufacturer to see if they know how to get you out of the mess.”

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ComputerWorldIndependent

5 ways blockchain is the new business collaboration tool

Credit to Author: Lucas Mearian| Date: Tue, 20 Feb 2018 13:06:00 -0800

While blockchain may have cut its teeth on the cryptocurrency Bitcoin, the distributed electronic ledger technology is quickly making inroads across a variety of industries.

That’s mainly because of its innate security and its potential for improving systems  operations all while reducing costs and creating new revenue streams.

David Schatsky, a managing director at consultancy Deloitte LLP, believes blockchain’s diversity speaks to its versatility in addressing business needs, but “the impact that blockchain will have on businesses in various industries is not yet fully understood.”

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