Sat.Dec 04, 2021 - Fri.Dec 10, 2021

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A zero-day exploit for Log4j Java library could have a tsunami impact on IT giants

Security Affairs

Experts publicly disclose Proof-of-concept exploits for a critical zero-day vulnerability in the Apache Log4j Java-based logging library. Experts publicly disclose Proof-of-concept exploits for a critical remote code execution zero-day vulnerability, tracked a CVE-2021-44228 (aka Log4Shell ), in the Apache Log4j Java-based logging library. Apache Log4j2 jndi RCE #apache #rce [link] pic.twitter.com/CdSlSCytaD — p0rz9 (@P0rZ9) December 9, 2021.

Libraries 364
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A Log4J Vulnerability Has Set the Internet 'On Fire'

WIRED Threat Level

The flaw in the logging framework has security teams scrambling to put in a fix.

Security 332
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Canada Charges Its “Most Prolific Cybercriminal”

Krebs on Security

A 31-year-old Canadian man has been arrested and charged with fraud in connection with numerous ransomware attacks against businesses, government agencies and private citizens throughout Canada and the United States. Canadian authorities describe him as “the most prolific cybercriminal we’ve identified in Canada,” but so far they’ve released few other details about the investigation or the defendant.

IT 330
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GUEST ESSAY: How the FIDO Alliance helps drive the move to passwordless authentication

The Last Watchdog

For IT leaders, passwords no longer cut it. They’re expensive, difficult for employees to keep track of, and easy for hackers to utilize in cyberattacks. So why are they still around? Related: IT pros support passwordless access. This traditional authentication method is challenging to get rid of, mostly because it’s so common. Every new account you sign up for, application you download, or device you purchase requires a password.

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State of AI in Sales & Marketing 2025

AI adoption is reshaping sales and marketing. But is it delivering real results? We surveyed 1,000+ GTM professionals to find out. The data is clear: AI users report 47% higher productivity and an average of 12 hours saved per week. But leaders say mainstream AI tools still fall short on accuracy and business impact. Download the full report today to see how AI is being used — and where go-to-market professionals think there are gaps and opportunities.

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Dark Mirai botnet spreads targeting RCE on TP-Link routers

Security Affairs

A botnet tracked as Dark Mirai spreads by exploiting a new vulnerability affecting TP-Link TL-WR840N EU V5 home routers. Dark Mirai botnet spreads by exploiting a new vulnerability, tracked as CVE-2021-41653, affecting TP-Link TL-WR840N EU V5 home routers. “The PING function on the TP-Link TL-WR840N EU v5 router with firmware through TL-WR840N(EU)_V5_171211 is vulnerable to remote code execution via a crafted payload in an IP address input field.” reads the description for the CVE-20

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Someone Is Running Lots of Tor Relays

Schneier on Security

Since 2017, someone is running about a thousand — 10% of the total — Tor servers in an attempt to deanonymize the network: Grouping these servers under the KAX17 umbrella, Nusenu says this threat actor has constantly added servers with no contact details to the Tor network in industrial quantities, operating servers in the realm of hundreds at any given point.

IT 144
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NEW TECH: How a ‘bio digital twin’ that helps stop fatal heart attacks could revolutionize medicine

The Last Watchdog

Without much fanfare, digital twins have established themselves as key cogs of modern technology. Related: Leveraging the full potential of data lakes. A digital twin is a virtual duplicate of a physical entity or a process — created by extrapolating data collected from live settings. Digital twins enable simulations to be run without risking harm to the physical entity; they help inform efficiency gains made in factories and assure the reliability of jet engines, for instance.

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Hundreds of vulnerabilities in common Wi-Fi routers affect millions of users

Security Affairs

Researchers discovered a total of 226 potential security vulnerabilities in nine Wi-Fi popular routers from known manufacturers. Security researchers and editors with the German IT magazine CHIP have discovered 226 potential security defects in nine Wi-Fi routers from known manufacturers (Asus, AVM, D-Link, Netgear, Edimax, TP-Link, Synology, and Linksys).

IoT 364
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Microsoft Seizes Domains Used by a Chinese Hacking Group

WIRED Threat Level

The move delivers a blow to the hackers behind sophisticated attacks on government agencies, think tanks, and other organizations.

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How to Achieve High-Accuracy Results When Using LLMs

Speaker: Ben Epstein, Stealth Founder & CTO | Tony Karrer, Founder & CTO, Aggregage

When tasked with building a fundamentally new product line with deeper insights than previously achievable for a high-value client, Ben Epstein and his team faced a significant challenge: how to harness LLMs to produce consistent, high-accuracy outputs at scale. In this new session, Ben will share how he and his team engineered a system (based on proven software engineering approaches) that employs reproducible test variations (via temperature 0 and fixed seeds), and enables non-LLM evaluation m

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Google Shuts Down Glupteba Botnet, Sues Operators

Schneier on Security

Google took steps to shut down the Glupteba botnet, at least for now. (The botnet uses the bitcoin blockchain as a backup command-and-control mechanism, making it hard to get rid of it permanently.) So Google is also suing the botnet’s operators. It’s an interesting strategy. Let’s see if it’s successful.

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GUEST ESSAY: Lessons learned in 2021 as cloud services, mobility and cybersecurity collided

The Last Watchdog

In 2021 we witnessed the continuation of the seismic shift in how people work, a change that started at the beginning of the global pandemic. The acceleration of cloud, mobility, and security initiatives proved to be critical for organizations looking to weather the new threats and disruptions. Related: How ‘SASE’ blends connectivity, security. In fact, the Verizon 2021 Data Breach Investigations Report found that “with an unprecedented number of people working remotely, phishing and ransomware

Cloud 177
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Cuba ransomware gang hacked 49 US critical infrastructure organizations

Security Affairs

The FBI has revealed that the Cuba ransomware gang breached the networks of at least 49 US critical infrastructure organizations. A flash alert published by the FBI has reported that the Cuba ransomware gang breached the networks of at least 49 US critical infrastructure organizations. “The FBI has identified, as of early November 2021 that Cuba ransomware actors have compromised at least 49 entities in five critical infrastructure sectors, including but not limited to the financial, gover

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Russia’s Internet Censorship Machine Is Going After Tor

WIRED Threat Level

The attempt to block the site, which helps users mask their online activity, is the latest step in the country's efforts to control the internet.

Privacy 240
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Zero Trust Mandate: The Realities, Requirements and Roadmap

The DHS compliance audit clock is ticking on Zero Trust. Government agencies can no longer ignore or delay their Zero Trust initiatives. During this virtual panel discussion—featuring Kelly Fuller Gordon, Founder and CEO of RisX, Chris Wild, Zero Trust subject matter expert at Zermount, Inc., and Principal of Cybersecurity Practice at Eliassen Group, Trey Gannon—you’ll gain a detailed understanding of the Federal Zero Trust mandate, its requirements, milestones, and deadlines.

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Thieves Using AirTags to “Follow” Cars

Schneier on Security

From Ontario and not surprising : Since September 2021, officers have investigated five incidents where suspects have placed small tracking devices on high-end vehicles so they can later locate and steal them. Brand name “air tags” are placed in out-of-sight areas of the target vehicles when they are parked in public places like malls or parking lots.

IT 142
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A Password Manager Isn't Just for Christmas, It's for Life (So Here's 50% Off!)

Troy Hunt

I was having a coffee with a good mate the other day. He's not a techie (he runs a pizza restaurant), but somehow, we ended up talking about passwords. Because he's a normal person, he has the same 1 or 2 or 3 he uses everywhere and even without telling me what they were, I knew they were terrible. Actually, I'll rephrase that: because he was a normal guy; he's not normal anymore because yesterday I carved out some time to give him an early Christmas present: Today I spent an

Passwords 141
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Emotet directly drops Cobalt Strike beacons without intermediate Trojans

Security Affairs

The Emotet malware continues to evolve, in the latest attacks, it directly installs Cobalt Strike beacons to give the attackers access to the target network. Emotet malware now directly installs Cobalt Strike beacons to give the attackers immediate access to the target network and allow them to carry out malicious activities, such as launching ransonware attacks.

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A Planned Parenthood LA Hack Affects 400,000 Patients

WIRED Threat Level

Plus: A Ubiquiti hack revelation, predictive policing, and more of the week's top security news.

Security 203
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Prevent Data Breaches With Zero-Trust Enterprise Password Management

Keeper Security is transforming cybersecurity for people and organizations around the world. Keeper’s affordable and easy-to-use solutions are built on a foundation of zero-trust and zero-knowledge security to protect every user on every device. Our next-generation privileged access management solution deploys in minutes and seamlessly integrates with any tech stack to prevent breaches, reduce help desk costs and ensure compliance.

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Security Experts Sound Alarm on Zero-Day in Widely Used Log4j Tool

Dark Reading

A remote code execution vulnerability in Log4j presents a bigger threat to organizations than even the infamous 2017 Apache Struts vulnerability that felled Equifax, they say.

Security 139
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Law Enforcement Access to Chat Data and Metadata

Schneier on Security

A January 2021 FBI document outlines what types of data and metadata can be lawfully obtained by the FBI from messaging apps. Rolling Stone broke the story and it’s been written about elsewhere. I don’t see a lot of surprises in the document. Lots of apps leak all sorts of metadata: iMessage and WhatsApp seem to be the worst. Signal protects the most metadata.

Metadata 138
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Moobot botnet spreads by exploiting CVE-2021-36260 flaw in Hikvision products

Security Affairs

Moobot is a Mirai-based botnet that is leveraging a critical command injection vulnerability in the webserver of some Hikvision products. The Mirai -based Moobot botnet is rapidly spreading by exploiting a critical command injection flaw, tracked as CVE-2021-36260 , in the webserver of several Hikvision products. The Moobot was first documented by Palo Alto Unit 42 researchers in February 2021, the recent attacks demonstrated that its authors are enhancing their malware.

IoT 358
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A Year After SolarWinds, Supply Chain Threats Still Loom

WIRED Threat Level

The Russia-led campaign was a wake-up call to the industry, but there's no one solution to the threat.

Security 163
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The GTM Intelligence Era: ZoomInfo 2025 Customer Impact Report

ZoomInfo customers aren’t just selling — they’re winning. Revenue teams using our Go-To-Market Intelligence platform grew pipeline by 32%, increased deal sizes by 40%, and booked 55% more meetings. Download this report to see what 11,000+ customers say about our Go-To-Market Intelligence platform and how it impacts their bottom line. The data speaks for itself!

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Emotet Is Back and More Dangerous Than Before

Dark Reading

Volume of traffic associated with the malware is now back at 50% of the volume before law enforcement took the botnet operation down in January 2021, security vendor says.

Security 136
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Apache Log4j Zero Day Exploit Puts Large Number of Servers at Severe Risk

eSecurity Planet

A critical vulnerability in the open-source logging software Apache Log4j 2 is fueling a chaotic race in the cybersecurity world, with the Apache Software Foundation (ASF) issuing an emergency security update as bad actors searched for vulnerable servers. Log4j 2, developed by the ASF, is a widely used Java package that enables logging in an array of popular applications.

Risk 135
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330 SPAR stores close or switch to cash-only payments after a cyberattack

Security Affairs

A cyber attack hit the international supermarket franchise SPAR forcing 330 shops in North East England to shut down. A cyberattack hit the international supermarket franchise SPAR impacting the operations at 330 shops in North East England. Many stores were forced to close or switch to cash-only payments after the attack. SPAR operates 13,320 stores in 48 countries as of 2019, but the cyberattack hit only stores in Lancashire county.

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Zero Day in Ubiquitous Apache Log4j Tool Under Active Attack

Threatpost

The Log4Shell vulnerability critically threatens anybody using the popular open-source Apache Struts framework and could lead to a “Mini internet meltdown soonish.”.

Cloud 128
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Optimizing The Modern Developer Experience with Coder

Many software teams have migrated their testing and production workloads to the cloud, yet development environments often remain tied to outdated local setups, limiting efficiency and growth. This is where Coder comes in. In our 101 Coder webinar, you’ll explore how cloud-based development environments can unlock new levels of productivity. Discover how to transition from local setups to a secure, cloud-powered ecosystem with ease.

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The 14 Cloud Security Principles explained

IT Governance

Cloud security is an essential part of today’s cyber security landscape. With hybrid working now the norm, many organisations are relying on Cloud services to access data from home or the office. But whenever organisations adopt technological solutions such as this, they must acknowledge the risks that come with it. Indeed, Cloud computing can increase the risk of data breaches and regulatory non-compliance, as well as introducing other vulnerabilities.

Cloud 126
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How to Develop an Incident Response Plan

eSecurity Planet

We make IT, security, or any business decision by weighing the risks and the rewards. What investments can we make to drive down costs or increase sales? Or as is often the case with security, what costs can we skip and still escape big penalties later? Unfortunately for those of us indulging in wishful thinking, the likelihood and costs of data breaches continue to increase.

Insurance 126
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German BSI agency warns of ransomware attacks over Christmas holidays

Security Affairs

German BSI warns of ransomware attacks over the Christmas and end-of-year holidays, fearing Emotet return and attacks on Microsoft Exchange servers. The German cybersecurity authority BSI warns of ransomware attacks over the Christmas holidays, fearing the return of the Emotet botnet return. During this period offices are often closed and employees are at home, for this reason, their organizations are more exposed to ransomware attacks.