Cyber Defense Advisors

Year: 2024

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  • May 3, 2024

Hackers Increasingly Abusing Microsoft Graph API for Stealthy Malware Communications

Threat actors have been increasingly weaponizing Microsoft Graph API for malicious purposes with the aim of evading detection. This is done to “facilitate communications with command-and-control (C&C) infrastructure hosted on Microsoft cloud services,” the Symantec Threat Hunter Team, part of Broadcom, said in a report shared with The Hacker News. Since January 2022, multiple nation-state-aligned […]

Cyber News
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  • May 3, 2024

Rare Interviews with Enigma Cryptanalyst Marian Rejewski

The Polish Embassy has posted a series of short interview segments with Marian Rejewski, the first person to crack the Enigma. Details from his biography. Tags: cryptanalysis, Enigma, history of cryptography, war Sidebar photo of Bruce Schneier by Joe MacInnis.  

Cyber News
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  • May 3, 2024

New Guide Explains How to Eliminate the Risk of Shadow SaaS and Protect Corporate Data

SaaS applications are dominating the corporate landscape. Their increased use enables organizations to push the boundaries of technology and business. At the same time, these applications also pose a new security risk that security leaders need to address, since the existing security stack does not enable complete control or comprehensive monitoring of their usage. LayerX […]

Cyber News
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  • May 3, 2024

NSA, FBI Alert on N. Korean Hackers Spoofing Emails from Trusted Sources

The U.S. government on Thursday published a new cybersecurity advisory warning of North Korean threat actors’ attempts to send emails in a manner that makes them appear like they are from legitimate and trusted parties. The joint bulletin was published by the National Security Agency (NSA), the Federal Bureau of Investigation (FBI), and the Department […]

Cyber News
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  • May 3, 2024

Google Announces Passkeys Adopted by Over 400 Million Accounts

Google on Thursday announced that passkeys are being used by over 400 million Google accounts, authenticating users more than 1 billion times over the past two years. “Passkeys are easy to use and phishing resistant, only relying on a fingerprint, face scan or a pin making them 50% faster than passwords,” Heather Adkins, vice president […]

Cyber News
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  • May 3, 2024

Four Critical Vulnerabilities Expose HPE Aruba Devices to RCE Attacks

HPE Aruba Networking (formerly Aruba Networks) has released security updates to address critical flaws impacting ArubaOS that could result in remote code execution (RCE) on affected systems. Of the 10 security defects, four are rated critical in severity – CVE-2024-26304 (CVSS score: 9.8) – Unauthenticated Buffer Overflow Vulnerability in the L2/L3 Management Service Accessed via […]

Cyber News
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  • May 2, 2024

Popular Android Apps Like Xiaomi, WPS Office Vulnerable to File Overwrite Flaw

Several popular Android applications available in Google Play Store are susceptible to a path traversal-affiliated vulnerability codenamed the Dirty Stream attack that could be exploited by a malicious app to overwrite arbitrary files in the vulnerable app’s home directory. “The implications of this vulnerability pattern include arbitrary code execution and token theft, depending on an […]

Cyber News
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  • May 2, 2024

Ukrainian REvil Hacker Sentenced to 13 Years and Ordered to Pay $16 Million

A Ukrainian national has been sentenced to more than 13 years in prison and ordered to pay $16 million in restitution for carrying out thousands of ransomware attacks and extorting victims. Yaroslav Vasinskyi (aka Rabotnik), 24, along with his co-conspirators part of the REvil ransomware group orchestrated more than 2,500 ransomware attacks and demanded ransom […]

Cyber News
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  • May 2, 2024

The UK Bans Default Passwords

The UK is the first country to ban default passwords on IoT devices. On Monday, the United Kingdom became the first country in the world to ban default guessable usernames and passwords from these IoT devices. Unique passwords installed by default are still permitted. The Product Security and Telecommunications Infrastructure Act 2022 (PSTI) introduces new […]

Cyber News