A shocking number of organizations — including banks and healthcare providers — are leaking private and sensitive information from their public Salesforce Community websites, KrebsOnSecurity has learned. The data exposures all stem from a misconfiguration in Salesforce Community that allows an unauthenticated user to access records that should only be available …

We learned some remarkable new details this week about the recent supply-chain attack on VoIP software provider 3CX. The lengthy, complex intrusion has all the makings of a cyberpunk spy novel: North Korean hackers using legions of fake executive accounts on LinkedIn to lure people into opening malware disguised …

For the past seven years, a malware-based proxy service known as “ Faceless ” has sold anonymity to countless cybercriminals. For less than a dollar per day, Faceless customers can route their malicious traffic through tens of thousands of compromised systems advertised on the service. In this post we’ll examine …

KrebsOnSecurity received a nice bump in traffic this week thanks to tweets from the Federal Bureau of Investigation (FBI) and the Federal Communications Commission (FCC) about “ juice jacking,” a term first coined here in 2011 to describe a potential threat of data theft when one plugs their mobile device …

Microsoft today released software updates to plug 100 security holes in its Windows operating systems and other software, including a zero-day vulnerability that is already being used in active attacks. Not to be outdone, Apple has released a set of important updates addressing two zero-day vulnerabilities that are being …

Several domain names tied to Genesis Market, a bustling cybercrime store that sold access to passwords and other data stolen from millions of computers infected with malicious software, were seized by the Federal Bureau of Investigation (FBI) today. Sources tell KrebsOnsecurity the domain seizures coincided with “dozens” of arrests …

John Clifton Davies, a 60-year-old con man from the United Kingdom who fled the country in 2015 before being sentenced to 12 years in prison for fraud, has enjoyed a successful life abroad swindling technology startups by pretending to be a billionaire investor. Davies’ newest invention appears to be …

Authorities in Germany this week seized Internet servers that powered FlyHosting, a dark web offering that catered to cybercriminals operating DDoS-for-hire services, KrebsOnSecurity has learned. FlyHosting first advertised on cybercrime forums in November 2022, saying it was a Germany-based hosting firm that was open for business to anyone looking …

The United Kingdom’s National Crime Agency (NCA) has been busy setting up phony DDoS-for-hire websites that seek to collect information on users, remind them that launching DDoS attacks is illegal, and generally increase the level of paranoia for people looking to hire such services. The warning displayed to …

Google says it has suspended the app for the Chinese e-commerce giant Pinduoduo after malware was found in versions of the app. The move comes just weeks after Chinese security researchers published an analysis suggesting the popular e-commerce app sought to seize total control over affected devices by exploiting …

A new breach involving data from nine million AT&T customers is a fresh reminder that your mobile provider likely collects and shares a great deal of information about where you go and what you do with your mobile device — unless and until you affirmatively opt out of this …

The U.S. Federal Bureau of Investigation (FBI) this week arrested a New York man on suspicion of running BreachForums, a popular English-language cybercrime forum where some of the world biggest hacked databases routinely show up for sale. The forum’s administrator “ Pompompurin ” has been a thorn in the …

Microsoft on Tuesday released updates to quash at least 74 security bugs in its Windows operating systems and software. Two of those flaws are already being actively attacked, including an especially severe weakness in Microsoft Outlook that can be exploited without any user interaction. The Outlook vulnerability ( CVE-2023-23397 ) affects …

Two U.S. men have been charged with hacking into a U.S. Drug Enforcement Agency (DEA) online portal that taps into 16 different federal law enforcement databases. Both are alleged to be part of a larger criminal organization that specializes in using fake emergency data requests from compromised …

A Croatian national has been arrested for allegedly operating NetWire, a Remote Access Trojan (RAT) marketed on cybercrime forums since 2012 as a stealthy way to spy on infected systems and siphon passwords. The arrest coincided with a seizure of the NetWire sales website by the U.S. Federal …

The domain name registrar Freenom, whose free domain names have long been a draw for spammers and phishers, has stopped allowing new domain name registrations. The move comes just days after the Dutch registrar was sued by Meta, which alleges the company ignores abuse complaints about phishing websites while …

The Biden administration today issued its vision for beefing up the nation’s collective cybersecurity posture, including calls for legislation establishing liability for software products and services that are sold with little regard for security. The White House’s new national cybersecurity strategy also envisions a more active role …

Image: Shutterstock.com Three different cybercriminal groups claimed access to internal networks at communications giant T-Mobile in more than 100 separate incidents throughout 2022, new data suggests. In each case, the goal of the attackers was the same: Phish T-Mobile employees for access to internal company tools, and then …

Web hosting giant GoDaddy made headlines this month when it disclosed that a multi-year breach allowed intruders to steal company source code, siphon customer and employee login credentials, and foist malware on customer websites. Media coverage understandably focused on GoDaddy’s admission that it suffered three different cyberattacks over …

A security firm has discovered that a six-year-old crafty botnet known as Mylobot appears to be powering a residential proxy service called BHProxies, which offers paying customers the ability to route their web traffic anonymously through compromised computers. Here’s a closer look at Mylobot, and a deep dive …

Millions of Americans receiving food assistance benefits just earned a new right that they can’t yet enforce: The right to be reimbursed if funds on their Electronic Benefit Transfer (EBT) cards are stolen by card skimming devices secretly installed at cash machines and grocery store checkout lanes. On …

Microsoft is sending the world a whole bunch of love today, in the form of patches to plug dozens of security holes in its Windows operating systems and other software. This year’s special Valentine’s Day Patch Tuesday includes fixes for a whopping three different “zero-day” vulnerabilities that …

Authorities in the United States and United Kingdom today levied financial sanctions against seven men accused of operating “ Trickbot,” a cybercrime-as-a-service platform based in Russia that has enabled countless ransomware attacks and bank account takeovers since its debut in 2016. The U.S. Department of the Treasury says the …

KrebsOnSecurity will likely have a decent amount of screen time in an upcoming Hulu documentary series about the 2015 megabreach at marital infidelity site Ashley Madison. While I can’t predict what the producers will do with the video interviews we shot, it’s fair to say the series …

Julius “Zeekill” Kivimäki, a 25-year-old Finnish man charged with extorting a local online psychotherapy practice and leaking therapy notes for more than 22,000 patients online, was arrested this week in France. A notorious hacker convicted of perpetrating tens of thousands of cybercrimes, Kivimäki had been in hiding since …