Cyber Defense Advisors

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  • November 29, 2022

New Flaw in Acer Laptops Could Let Attackers Disable Secure Boot Protection

Acer has released a firmware update to address a security vulnerability that could be potentially weaponized to turn off UEFI Secure Boot on affected machines. Tracked as CVE-2022-4020, the high-severity vulnerability affects five different models that consist of Aspire A315-22, A115-21, and A315-22G, and Extensa EX215-21 and EX215-21G. The PC maker described the vulnerability as

Cyber News, Cyber Threat Trends

PII May Have Been Stolen in Virginia County Ransomware Attack

A W-2 form was reportedly published on a dark web forum with stolen, sensitive data

Cyber News, Cyber Threat Trends

What Are Tailgating Attacks and How to Protect Yourself From Them

Whether you’re spending time on the web or working in the office, you want peace of mind knowing that you are in a safe environment. While most of us know to take precautions when online — protecting ourselves from things like phishing attacks and other cyber threats — we should also attend to our physical […]

Cyber News, Cyber Threat Trends
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  • November 29, 2022

Prevent Azure Users from Creating Tenants (Maybe)

New button in Microsoft Azure blocks tenant creation across your Azure account. Or does it? This post is one of my posts on Azure Security. More to follow. While preparing for my next Azure class I was doing some research to make sure my slides were up to date and I noticed new functionality. You can block […]

Cyber News, Cyber Threat Trends
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  • November 29, 2022

7 Cyber Security Tips for SMBs

When the headlines focus on breaches of large enterprises like the Optus breach, it’s easy for smaller businesses to think they’re not a target for hackers. Surely, they’re not worth the time or effort?  Unfortunately, when it comes to cyber security, size doesn’t matter.  Assuming you’re not a target leads to lax security practices in […]

Cyber News, Cyber Threat Trends
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  • November 29, 2022

Hackers Using Trending TikTok ‘Invisible Challenge’ to Spread Malware

Threat actors are capitalizing on a popular TikTok challenge to trick users into downloading information-stealing malware, according to new research from Checkmarx. The trend, called Invisible Challenge, involves applying a filter called Invisible Body that just leaves behind a silhouette of the person’s body. But the fact that individuals filming such videos could be undressed has led to […]

Cyber News, Cyber Threat Trends

Charles V of Spain Secret Code Cracked

Diplomatic code cracked after 500 years: In painstaking work backed by computers, Pierrot found “distinct families” of about 120 symbols used by Charles V. “Whole words are encrypted with a single symbol” and the emperor replaced vowels coming after consonants with marks, she said, an inspiration probably coming from Arabic. In another obstacle, he used […]

Cyber News, Cyber Threat Trends

ALL IN at Cisco Live 2022 Melbourne: Building Security Resilience for the Modern Enterprise

After a two-year hiatus, Cisco Live 2022 Melbourne is back! Personally, it will be a special experience, attending with my team and leaders for the first time as the Asia Pacific Cybersecurity Lead. I will be speaking on “Top Priorities for IT and Security Leaders in 2023” on 7 December at the Cisco Secure Insights […]

Cyber News, Cyber Threat Trends

Police Shutter 13,000 Sites in Piracy Crackdown

Fourteen detained as part of Europol operation

Cyber News, Cyber Threat Trends