Krebs on Security

FEBRUARY 26, 2023

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.

Hacking 269

Hacking Phishing Scams Passwords 269

Krebs on Security

JANUARY 25, 2023

23, 2022, KrebsOnSecurity alerted big-three consumer credit reporting bureau Experian that identity thieves had worked out how to bypass its security and access any consumer’s full credit report — armed with nothing more than a person’s name, address, date of birth, and Social Security number.

Cybercrime 295

Cybercrime Web Fraud Data breaches 295

Krebs on Security

MARCH 7, 2023

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.

Phishing 251

Phishing Internet Internet Media 251

Krebs on Security

MARCH 14, 2023

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.

Hacking 249

Hacking Government Cybercrime Accountability 249

Krebs on Security

MARCH 22, 2023

Google says it has suspended the app for the Chinese e-commerce giant Pinduoduo after malware was found in versions of the software.

Malware 264

Malware Cyber threats eCommerce Cybercrime 264

Krebs on Security

SEPTEMBER 30, 2022

Someone has recently created a large number of fake LinkedIn profiles for Chief Information Security Officer (CISO) roles at some of the world’s largest corporations. It’s not clear who’s behind this network of fake CISOs or what their intentions may be.

CISO 314

CISO Cybercrime Information Security Scams 314

Krebs on Security

AUGUST 18, 2022

Scammers are using invoices sent through PayPal.com to trick recipients into calling a number to dispute a pending charge. The missives — which come from Paypal.com and include a link at Paypal.com that displays an invoice for the supposed transaction — state that the user’s account is about to be charged hundreds of dollars.

Scams 332

Scams Phishing Accountability Software 332

Krebs on Security

FEBRUARY 24, 2023

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.

Malware 232

Malware Accountability Passwords DNS 232

Krebs on Security

DECEMBER 8, 2022

Ransomware groups are constantly devising new methods for infecting victims and convincing them to pay up, but a couple of strategies tested recently seem especially devious. The first centers on targeting healthcare organizations that offer consultations over the Internet and sending them booby-trapped medical records for the “patient.”

Ransomware 267

Ransomware Backups Healthcare Malware 267

Krebs on Security

NOVEMBER 16, 2022

A financial cybercrime group calling itself the Disneyland Team has been making liberal use of visually confusing phishing domains that spoof popular bank brands using Punycode , an Internet standard that allows web browsers to render domain names with non-Latin alphabets like Cyrillic.

Malware 274

Malware Phishing DDOS Banking 274

Krebs on Security

JULY 10, 2022

Twice in the past month KrebsOnSecurity has heard from readers who’ve had their accounts at big-three credit bureau Experian hacked and updated with a new email address that wasn’t theirs. In both cases the readers used password managers to select strong, unique passwords for their Experian accounts.

Passwords 325

Passwords Authentication Accountability Password Management 325

Krebs on Security

AUGUST 30, 2022

Phishers are enjoying remarkable success using text messages to steal remote access credentials and one-time passcodes from employees at some of the world’s largest technology companies and customer support firms.

Phishing 292

Phishing Authentication Passwords Mobile 292

Krebs on Security

OCTOBER 5, 2022

A recent proliferation of phony executive profiles on LinkedIn is creating something of an identity crisis for the business networking site, and for companies that rely on it to hire and screen prospective employees.

Scams 273

Scams Cryptocurrency Accountability CISO 273

Krebs on Security

JULY 18, 2022

The 911 service as it exists today. For the past seven years, an online service known as 911 has sold access to hundreds of thousands of Microsoft Windows computers daily, allowing customers to route their Internet traffic through PCs in virtually any country or city around the globe — but predominantly in the United States.

VPN 300

VPN Antivirus Computers and Electronics Cybercrime 300

Krebs on Security

OCTOBER 20, 2022

On October 10, 2022, there were 576,562 LinkedIn accounts that listed their current employer as Apple Inc. The next day, half of those profiles no longer existed.

Accountability 276

Accountability Cryptocurrency Scams CISO 276

Krebs on Security

AUGUST 4, 2022

Email scammers sent an Uber to the home of an 80-year-old woman who responded to a well-timed email scam, in a bid to make sure she went to the bank and wired money to the fraudsters.

Banking 295

Banking Scams Passwords Accountability 295

Krebs on Security

DECEMBER 5, 2022

In December 2021, Google filed a civil lawsuit against two Russian men thought to be responsible for operating Glupteba , one of the Internet’s largest and oldest botnets.

Malware 235

Malware Cybercrime Cryptocurrency IoT 235

Krebs on Security

NOVEMBER 19, 2021

One of the more common ways cybercriminals cash out access to bank accounts involves draining the victim’s funds via Zelle , a “peer-to-peer” (P2P) payment service used by many financial institutions that allows customers to quickly send cash to friends and family.

Scams 360

Scams Passwords Phishing Banking 360

Krebs on Security

NOVEMBER 13, 2021

The Federal Bureau of Investigation (FBI) confirmed today that its fbi.gov domain name and Internet address were used to blast out thousands of fake emails about a cybercrime investigation.

Hacking 361

Hacking Cybercrime Internet Internet 361

Krebs on Security

JUNE 7, 2022

Netflix has a new documentary series airing next week — “ Web of Make Believe: Death, Lies & the Internet ” — in which Yours Truly apparently has a decent amount of screen time.

Cybercrime 285

Cybercrime Internet Internet Web Fraud 285

Krebs on Security

AUGUST 16, 2022

Earlier this month, the administrator of the cybercrime forum Breached received a cease-and-desist letter from a cybersecurity firm. The missive alleged that an auction on the site for data stolen from 10 million customers of Mexico’s second-largest bank was fake news and harming the bank’s reputation.

Data breaches 262

Data breaches Cybercrime Banking Cybersecurity 262

Krebs on Security

AUGUST 9, 2021

I was preparing to knock off work for the week on a recent Friday evening when a curious and annoying email came in via the contact form on this site: “Hello I go by the username Nuclear27 on your site Briansclub[.]com “I made a deposit to my wallet on the site but nothing has shown up yet and I would like to know why.”

Phishing 359

Phishing Cybercrime Hacking Accountability 359

Krebs on Security

JULY 29, 2022

re is was one of the original “residential proxy” networks, which allow someone to rent a residential IP address to use as a relay for his/her Internet communications, providing anonymity and the advantage of being perceived as a residential user surfing the web. The 911 service as it existed until July 28, 2022.

Cybercrime 262

Cybercrime VPN Data breaches Backups 262

Krebs on Security

AUGUST 2, 2022

With the recent demise of several popular “proxy” services that let cybercriminals route their malicious traffic through hacked PCs, there is now something of a supply chain crisis gripping the underbelly of the Internet.

Malware 257

Malware Cybercrime Hacking Internet 257

Krebs on Security

OCTOBER 15, 2022

AMLBot , a service that helps businesses avoid transacting with cryptocurrency wallets that have been sanctioned for cybercrime activity, said an investigation published by KrebsOnSecurity last year helped it shut down three dark web services that secretly resold its technology to help cybercrooks avoid detection by anti-money laundering systems.

Cybercrime 234

Cybercrime Cryptocurrency Marketing Risk 234

Krebs on Security

JULY 29, 2021

Every time there is another data breach, we are asked to change our password at the breached entity. But the reality is that in most cases by the time the victim organization discloses an incident publicly the information has already been harvested many times over by profit-seeking cybercriminals.

Passwords 355

Passwords Phishing Scams Data breaches 355

Krebs on Security

MAY 21, 2021

One of the oldest scams around — the fake job interview that seeks only to harvest your personal and financial data — is on the rise, the FBI warns. Here’s the story of a recent LinkedIn impersonation scam that led to more than 100 people getting duped, and one almost-victim who decided the job offer was too-good-to-be-true.

Scams 362

Scams Accountability Advertising Internet 362

Krebs on Security

OCTOBER 13, 2021

A recent phishing campaign targeting Coinbase users shows thieves are getting cleverer about phishing one-time passwords (OTPs) needed to complete the login process.

Passwords 337

Passwords Phishing Scams Cryptocurrency 337

Krebs on Security

MARCH 29, 2022

There is a terrifying and highly effective “method” that criminal hackers are now using to harvest sensitive customer data from Internet service providers, phone companies and social media firms.

Hacking 281

Hacking Accountability Cybercrime Government 281

Krebs on Security

SEPTEMBER 29, 2021

In February, KrebsOnSecurity wrote about a novel cybercrime service that helped attackers intercept the one-time passwords (OTPs) that many websites require as a second authentication factor in addition to passwords.

Passwords 330

Passwords Authentication Cybercrime Phishing 330

Krebs on Security

NOVEMBER 4, 2021

The holiday shopping season always means big business for phishers, who tend to find increased success this time of year with a lure about a wayward package that needs redelivery. Here’s a look at a fairly elaborate SMS-based phishing scam that spoofs FedEx in a bid to extract personal and financial information from unwary recipients.

Phishing 318

Phishing Scams DNS Passwords 318

Krebs on Security

SEPTEMBER 28, 2021

The new $30 AirTag tracking device from Apple has a feature that allows anyone who finds one of these tiny location beacons to scan it with a mobile phone and discover its owner’s phone number if the AirTag has been set to lost mode.

Phishing 326

Phishing Cyber Attacks Malware Mobile 326

Krebs on Security

AUGUST 25, 2021

In 2018, Andrew Schober was digitally mugged for approximately $1 million worth of bitcoin. After several years of working with investigators, Schober says he’s confident he has located two young men in the United Kingdom responsible for using a clever piece of digital clipboard-stealing malware that let them siphon his crypto holdings.

Cryptocurrency 329

Cryptocurrency Malware Accountability Mobile 329

Krebs on Security

MAY 19, 2021

Many online services allow users to reset their passwords by clicking a link sent via SMS, and this unfortunately widespread practice has turned mobile phone numbers into de facto identity documents. Which means losing control over one thanks to a divorce, job termination or financial crisis can be devastating.

Authentication 350

Authentication Wireless Mobile Passwords 350

Krebs on Security

JANUARY 21, 2022

Up for the “Most Meta Cybercrime Offering” award this year is Accountz Club , a new cybercrime store that sells access to purloined accounts at services built for cybercriminals, including shops peddling stolen payment cards and identities, spamming tools, email and phone bombing services, and those selling authentication cookies for a (..)

Hacking 290

Hacking Cybercrime Passwords Authentication 290

Krebs on Security

JUNE 28, 2022

On December 7, 2021, Google announced it was suing two Russian men allegedly responsible for operating the Glupteba botnet, a global malware menace that has infected millions of computers over the past decade. That same day, AWM Proxy — a 14-year-old anonymity service that rents hacked PCs to cybercriminals — suddenly went offline.

Malware 246

Malware Passwords Hacking Internet 246

Krebs on Security

MARCH 31, 2022

On Tuesday, KrebsOnSecurity warned that hackers increasingly are using compromised government and police department email accounts to obtain sensitive customer data from mobile providers, ISPs and social media companies. Today, one of the U.S.

Government 259

Government Hacking Cybercrime Surveillance 259