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Articles of Michael Assraf

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Founder & CEO @ Vicarius LTD

11 posts, Location: Jerusalem, Israel, Michael Assraf's website,

The Linux "sudo" Flaw is the Real Deal

In October of 2019, a flaw was found in sudo, a core command utility that is an integral part of all Linux distributions. This vulnerability allows Linux users to gain access as a root (admin) user and run commands that would otherwise be restricted to them. With a low level of difficulty for exploitation and a CVSS score of 7.8, this sudo flaw is the real deal. What is sudo? Ordinarily, sudo is used to allow system administrators to
- The Linux "sudo" Flaw is the Real Deal

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What Is An Attack Surface?

In 2017, there were over 130 large-scale, targeted breaches in the U.S., and the numbers are growing every year by 27%. Professionals are always saying there is no such thing as perfect security, but then why aren’t all cyber vulnerabilities being exploited? It all has to do with what it's worth for the attacker. But to make sure the cost to exploit your organization outweighs the benefits, you need to understand the concept of an “attack surface.” What
- What Is An Attack Surface?

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A Cybersecurity Expert's Impression of Infosecurity Europe 2019

For those of you who were one of the 20,000 security professionals to attend this year’s Infosecurity Europe expo, we hope you had as great of a time as we did! And for those of you who didn’t attend, here is the breakdown of what you’ve missed: Not your ordinary industry event Industry events can get pretty tense. Whether you came on behalf of your company or decided to come on your own, expect to be
- A Cybersecurity Expert's Impression of Infosecurity Europe 2019

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Vicarius and DigiSec360 - Protecting Indian Businesses

53,000 security incidents were reported to CERT-In, the Indian Computer Emergency Response Team, in 2017 alone. There was a cyber-security incident in India every 10 minutes. Nevertheless, an economy that grows between 7-8 percent a year (from 2016 to 2018) tends to focus on keeping up the momentum, putting security concerns aside. However, the business sector in India is coming to realize that operating under a continuous and growing cyber threat is simply not feasible, and this is where
- Vicarius and DigiSec360 - Protecting Indian Businesses

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Vicarius and Infinyt - The New Mayan Revolution

While most archaeological finds can be explained, the bridges, water systems and roads of the Mayan tribe remain a mystery. It's hard to know how Mayan engineers constructed tall buildings that were not exceeded in height until the first skyscraper was built in the US in 1885, how they invented the blast furnace 2,000 years before it was patented in England, and vulcanized rubber more than 2,600 years before Goodyear. Today, Mexico is following suit in the cyber-security
- Vicarius and Infinyt - The New Mayan Revolution

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