Sat.Aug 21, 2021

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T-Mobile confirms fifth data breach in three years

Graham Cluley

T-Mobile has confirmed media reports from earlier this week that it had suffered a serious data breach. And it's not just existing T-Mobile users who should be alarmed, but former and prosepective customers as well.

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New LockFile ransomware gang uses ProxyShell and PetitPotam exploits

Security Affairs

A new ransomware gang named LockFile targets Microsoft Exchange servers exploiting the recently disclosed ProxyShell vulnerabilities. A new ransomware gang named LockFile targets Microsoft Exchange servers using the recently disclosed ProxyShell vulnerabilities. The popular security expert Kevin Beaumont was one of the first researchers to report that the LockFile operators are using the Microsoft Exchange ProxyShell and the Windows PetitPotam vulnerabilities to take over Windows domains.

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Microsoft Exchange servers being hacked by new LockFile ransomware

Bleeping Computer

A new ransomware gang known as LockFile encrypts Windows domains after hacking into Microsoft Exchange servers using the recently disclosed ProxyShell vulnerabilities. [.].

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U.S. State Department was recently hit by a cyber attack

Security Affairs

The U.S. State Department was recently hit by a cyber attack, the Department of Defense Cyber Command might have suffered a serious breach. The U.S. State Department was recently hit by a cyber attack, the Department of Defense Cyber Command is notifying impacted individuals, White House Correspondent and fill-in anchor at Fox News Jacqui Heinrich revealed.

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IDC Analyst Report: The Open Source Blind Spot Putting Businesses at Risk

In a recent study, IDC found that 64% of organizations said they were already using open source in software development with a further 25% planning to in the next year. Most organizations are unaware of just how much open-source code is used and underestimate their dependency on it. As enterprises grow the use of open-source software, they face a new challenge: understanding the scope of open-source software that's being used throughout the organization and the corresponding exposure.

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How to download the Windows 11 ISO from Microsoft

Bleeping Computer

Microsoft has released Windows 11 ISO images this week, and as it's always smart to have a copy of the operating system media to resolve critical problems, we will explain how you can download the Windows 11 ISO directly from Microsoft. [.].

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US CISA releases guidance on how to prevent ransomware data breaches

Security Affairs

The US Cybersecurity and Infrastructure Security Agency (CISA) released guidance on how to prevent data breaches resulting from ransomware attacks. Most of the recent ransomware attack resulted in data breaches for the victims, threat actors implemented a double-extortion schema threatening the victims to data stolen before encrypting them on compromised systems.

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Multiple threat actors, including a ransomware gang, exploiting Exchange ProxyShell vulnerabilities

DoublePulsar

These vulnerabilities are worse than ProxyLogon, the Exchange vulnerabilities revealed in March. Continue reading on DoublePulsar ».

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DEF CON 29 Main Stage – Jenko Hwong’s ‘New Phishing Attacks Exploiting OAuth Authentication Flows’

Security Boulevard

Our thanks to DEFCON for publishing their outstanding DEFCON Conference Main Stage Videos on the groups' YouTube channel. Permalink. The post DEF CON 29 Main Stage – Jenko Hwong’s ‘New Phishing Attacks Exploiting OAuth Authentication Flows’ appeared first on Security Boulevard.

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LockFile ransomware attacks Microsoft Exchange with ProxyShell exploits

Bleeping Computer

A new ransomware gang known as LockFile encrypts Windows domains after hacking into Microsoft Exchange servers using the recently disclosed ProxyShell vulnerabilities. [.].

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Security News in Review: Are REvil and DarkSide Rebranding?

Security Boulevard

Is that a rat or a phoenix? Usually, the answer to such a question would be simple. However, when it comes to threat actors, nothing is ever as easy as it appears. For this reason we’ve compiled the latest news on cyber threats, new(ish) ransomware gangs, and what infrastructure is finally being put in place to keep your data safe. Keep reading to catch up on the news you need to know!

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Beware of Pixels & Trackers on U.S. Healthcare Websites

The healthcare industry has massively adopted web tracking tools, including pixels and trackers. Tracking tools on user-authenticated and unauthenticated web pages can access personal health information (PHI) such as IP addresses, medical record numbers, home and email addresses, appointment dates, or other info provided by users on pages and thus can violate HIPAA Rules that govern the Use of Online Tracking Technologies by HIPAA Covered Entities and Business Associates.

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Hackers Stole Over $90M From Japan's Liquid Crypto Exchange

WIRED Threat Level

Plus: An Apple informant, a Census Bureau hack, and more of the week's top security news.

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XKCD ‘News Story Reaction’

Security Boulevard

via the comic artistry and dry wit of Randall Munroe , resident at XKCD ! Permalink. The post XKCD ‘News Story Reaction’ appeared first on Security Boulevard.

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Mosaic Insurance and DXC Technology Launch Innovative Technology Platform for Specialty Insurance

CyberSecurity Insiders

HAMILTON, Bermuda & TYSONS, Va.–( BUSINESS WIRE )– Mosaic Insurance and DXC Technology (NYSE: DXC) today announced the successful launch of an innovative new insurance technology platform that increases the speed at which specialty insurance is sold, underwritten and serviced. Together with DXC’s business-process expertise and technology, Mosaic, a next-generation global specialty insurer, will refine underwriting, simplify transactions, and process claims and assess risks faster

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DEF CON 29 Main Stage – Jeff Dileo’s ‘Instrument And Find Out: Parasitic Tracers For High Level Languages’

Security Boulevard

Our thanks to DEFCON for publishing their outstanding DEFCON Conference Main Stage Videos on the groups' YouTube channel. Permalink. The post DEF CON 29 Main Stage – Jeff Dileo’s ‘Instrument And Find Out: Parasitic Tracers For High Level Languages’ appeared first on Security Boulevard.

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Software Composition Analysis: The New Armor for Your Cybersecurity

Speaker: Blackberry, OSS Consultants, & Revenera

Software is complex, which makes threats to the software supply chain more real every day. 64% of organizations have been impacted by a software supply chain attack and 60% of data breaches are due to unpatched software vulnerabilities. In the U.S. alone, cyber losses totaled $10.3 billion in 2022. All of these stats beg the question, “Do you know what’s in your software?