Troy Hunt

OCTOBER 2, 2020

The vulnerability allow an attacker to hijack any account. I asked for technical detail so I could validated the authenticity of his claim and the info duly arrived. On a surface of it, things looked bad: complete account takeover with a very trivial attack. Full account takeover.

Accountability 364

Accountability Hacking Passwords InfoSec 364

Krebs on Security

AUGUST 6, 2020

A group of thieves thought to be responsible for collecting millions in fraudulent small business loans and unemployment insurance benefits from COVID-19 economic relief efforts gathered personal data on people and businesses they were impersonating by leveraging several compromised accounts at a little-known U.S.

Accountability 363

Accountability Identity Theft Hacking Insurance 363

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.

Mobile 360

Mobile Wireless Accountability Authentication 360

Krebs on Security

APRIL 6, 2021

To my mind, this just reinforces the need to remove mobile phone numbers from all of your online accounts wherever feasible. The HaveIBeenPwned project, which collects and analyzes hundreds of database dumps containing information about billions of leaked accounts, has incorporated the data into his service. According to a Jan.

Mobile 358

Mobile Accountability Passwords Authentication 358

Malwarebytes

JUNE 10, 2025

Confusingly, even legitimate businesses now lean on outreach tactics that have long been favored by online scammers—asking people to scan QR codes, download mobile apps, and trade direct messages with, essentially, strangers. READ THE REPORT Here are some of the key findings: 77% of people worry about mobile scams and threats.

Scams 88

Scams Mobile Identity Theft Social Engineering 88

Krebs on Security

JUNE 19, 2020

Hundreds of popular websites now offer some form of multi-factor authentication (MFA), which can help users safeguard access to accounts when their password is breached or stolen. Both are avid gamers on Microsoft’s Xbox platform, and for years their father managed their accounts via his own Microsoft account.

Authentication 363

Authentication Accountability Passwords Mobile 363

Malwarebytes

FEBRUARY 11, 2025

Of those malicious apps, 5,200 could subvert one of the strongest security practices available today, called multifactor authentication, by prying into basic text messages sent to a device. With vigilance, safe behavior, and some extra support, you can avoid Android phishing apps and protect your accounts from cybercriminals.

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Phishing Passwords Mobile Authentication 128

Krebs on Security

MARCH 13, 2019

[ NASDAQ: SZMK ] says it is investigating a security incident in which a hacker was reselling access to a user account with the ability to modify ads and analytics for a number of big-name advertisers. He acknowledged that the purloined account had the ability to add or modify the advertising creatives that get run on customer ad campaigns.

Accountability 266

Accountability Passwords Advertising Penetration Testing 266

Krebs on Security

MARCH 16, 2021

SMS text messages were already the weakest link securing just about anything online, mainly because there are tens of thousands of employees at mobile stores who can be tricked or bribed into swapping control over a mobile phone number to someone else. The “how they did it” was sickeningly simple.

Telecommunications 363

Telecommunications Mobile Accountability Wireless 363

The Last Watchdog

DECEMBER 6, 2021

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. And for businesses, transitioning to new authentication solutions can be expensive and time-consuming.

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Authentication Passwords Mobile Phishing 251

Security Affairs

APRIL 19, 2025

Threat actors are actively exploiting a remote code execution flaw in SonicWall Secure Mobile Access (SMA) appliances since January 2025. Arctic Wolf researchers warn that threat actors actively exploit a vulnerability, tracked as CVE-2021-20035 (CVSS score of 7.1), in SonicWall Secure Mobile Access (SMA) since at least January 2025.

Passwords 106

Passwords VPN Firewall Accountability 106

The Last Watchdog

AUGUST 19, 2021

At the start of this week, word got out that hackers claimed to have seized personal data for as many as 100 million T-Mobile patrons. According to the attackers, this was a configuration issue on an access point T-Mobile used for testing. T-Mobile left a gate left wide open for attackers – and attackers just had to find the gate.”.

Mobile 235

Mobile Data breaches Authentication Accountability 235

Krebs on Security

OCTOBER 1, 2021

Federal Communications Commission (FCC) is asking for feedback on new proposed rules to crack down on SIM swapping and number port-out fraud, increasingly prevalent scams in which identity thieves hijack a target’s mobile phone number and use that to wrest control over the victim’s online identity.

Wireless 352

Wireless Mobile Passwords Authentication 352

Duo's Security Blog

JUNE 17, 2025

We’re excited to announce a major update to Instant Restore for Duo Mobile on Android. This update brings multiple improvements which make it easier to move to a new device without losing access to your MFA accounts. Before we dive into the new feature, let’s quickly review how Instant Restore worked on Android prior to this update.

Backups 106

Backups Mobile Accountability Encryption 106

Webroot

MAY 9, 2025

Little do you know, clicking that link could open the door for scammers to steal your identity, empty your bank account, or even plant malicious software (malware) on your device. The goal is to get you to give up sensitive personal details that can be used to hack into your accounts, and they are alarmingly successful.

Scams 72

Scams Mobile Banking VPN 72

Krebs on Security

AUGUST 30, 2022

A recent spate of SMS phishing attacks from one cybercriminal group has spawned a flurry of breach disclosures from affected companies, which are all struggling to combat the same lingering security threat: The ability of scammers to interact directly with employees through their mobile devices. Image: Cloudflare.com. 2, and Aug.

Mobile 342

Mobile Phishing Authentication Accountability 342

Krebs on Security

FEBRUARY 26, 2025

At the end of 2023, malicious hackers learned that many companies had uploaded sensitive customer records to accounts at the cloud data storage service Snowflake that were protected with little more than a username and password (no multi-factor authentication needed). million customers. He is currently in custody in a Turkish prison.

Hacking 259

Hacking Government Identity Theft Accountability 259

The Last Watchdog

JULY 24, 2023

Not only are passwords vulnerable to brute force attacks, but they can also be easily forgotten and reused across multiple accounts. The next big thing is passwordless authentication. First and foremost, most solutions rely on connected devices like mobile phones to authenticate users. They are simply not good enough.

Authentication 245

Authentication Passwords Phishing Social Engineering 245

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. The OTP interception service featured earlier this year — Otp[.]agency

Passwords 345

Passwords Mobile Authentication Banking 345

Duo's Security Blog

OCTOBER 13, 2023

Multi-factor Authentication (MFA) protects your environment by guarding against password weaknesses with strong authentication methods. In our last blog, we discussed using strong passwords and a password manager to provide better defense at the first layer of the authentication process. Those exploits continue to this day.

Authentication 145

Authentication Accountability Passwords Mobile 145

Krebs on Security

AUGUST 12, 2020

Several stories here have highlighted the importance of creating accounts online tied to your various identity, financial and communications services before identity thieves do it for you. ” In short, although you may not be required to create online accounts to manage your affairs at your ISP, the U.S. .”

Accountability 357

Accountability Mobile Banking Passwords 357

Krebs on Security

NOVEMBER 20, 2020

The defendant is part of an alleged conspiracy involving at least eight others in the United States who stand accused of theft via SIM swapping , a crime that involves convincing mobile phone company employees to transfer ownership of the target’s phone number to a device the attackers control.

Cryptocurrency 313

Cryptocurrency Mobile Authentication Accountability 313

Krebs on Security

JANUARY 11, 2021

Ubiquiti , a major vendor of cloud-enabled Internet of Things (IoT) devices such as routers, network video recorders, security cameras and access control systems, is urging customers to change their passwords and enable multi-factor authentication. In an email sent to customers today, Ubiquiti Inc.

Passwords 362

Passwords Authentication Firmware Accountability 362

Krebs on Security

APRIL 11, 2019

Google this week made it easier for Android users to enable strong 2-factor authentication (2FA) when logging into Google’s various services. and higher can now be used as Security Keys , an additional authentication layer that helps thwart phishing sites and password theft. a one-time token, key fob or mobile device).

Mobile 275

Mobile Authentication Passwords Accountability 275

Daniel Miessler

MARCH 10, 2022

People are starting to get the fact that texts (SMS) are a weak form of multi-factor authentication (MFA). It might have been a text, or it could have been something “strong”, like a mobile authenticator app like Google Authenticator or Authy. It completely changes how authentication is done.

Authentication 364

Authentication Phishing Passwords Accountability 364

Krebs on Security

OCTOBER 13, 2021

It also shows that phishers are attempting to sign up for new Coinbase accounts by the millions as part of an effort to identify email addresses that are already associated with active accounts. Rather, the bad guys understood that any attempts to sign up using an email address tied to an existing Coinbase account would fail.

Passwords 363

Passwords Phishing Accountability Mobile 363

Tech Republic Security

MAY 5, 2022

Adopting a new authentication method from the FIDO Alliance, the three major OS vendors will let you use encrypted credentials stored on your phone to automatically sign you into your online accounts. The post Google, Apple, Microsoft promise end to passwords, courtesy of your mobile phone appeared first on TechRepublic.

Mobile 164

Mobile Passwords Encryption Authentication 164

Krebs on Security

JANUARY 19, 2022

If you created an online account to manage your tax records with the U.S. account and share the experience here. prompts users to choose a multi-factor authentication (MFA) option. will then prompt you to take a live selfie with your mobile device or webcam. The IRS says it will require ID.me McLean, Va.-based

Mobile 364

Mobile Accountability Insurance Government 364

Krebs on Security

AUGUST 25, 2023

19, 2023, someone targeted a T-Mobile phone number belonging to a Kroll employee “in a highly sophisticated ‘SIM swapping’ attack.” ” T-Mobile has not yet responded to requests for comment. . ” T-Mobile has not yet responded to requests for comment.

Mobile 244

Mobile Cyber Risk Data breaches Cryptocurrency 244

Security Affairs

MARCH 29, 2025

Data Theft: Captures Google Authenticator screen content to steal OTP codes. Crocodilus steals OTP codes from Google Authenticator via Accessibility Logging, enabling account takeovers. Hidden RAT Mode: Can enable “hidden” remote access while muting the phone and displaying a black overlay to conceal activities.

Banking 68

Banking Mobile Identity Theft Malware 68

Krebs on Security

NOVEMBER 11, 2023

In the summer of 2022, KrebsOnSecurity documented the plight of several readers who had their accounts at big-three consumer credit reporting bureau Experian hijacked after identity thieves simply re-registered the accounts using a different email address. So once again I sought to re-register as myself at Experian.

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Accountability Authentication Passwords Identity Theft 340

Krebs on Security

NOVEMBER 6, 2018

that has been tracking down individuals engaged in unauthorized “SIM swaps” — a complex form of mobile phone fraud that is often used to steal large amounts of cryptocurrencies and other items of value from victims. In early July 2018, Ferri was traveling in Europe when he discovered his T-Mobile phone no longer had service.

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Mobile Cryptocurrency Accountability Passwords 275

SecureWorld News

NOVEMBER 22, 2024

" "The defendants allegedly preyed on unsuspecting victims in this phishing scheme and used their personal information as a gateway to steal millions in their cryptocurrency accounts," said Akil Davis, the Assistant Director in Charge of the FBI's Los Angeles Field Office.

Phishing 108

Phishing Identity Theft Cryptocurrency Cybercrime 108

Krebs on Security

DECEMBER 16, 2021

Nicholas Truglia was part of a group alleged to have stolen more than $100 million from cryptocurrency investors using fraudulent “SIM swaps,” scams in which identity thieves hijack a target’s mobile phone number and use that to wrest control over the victim’s online identities. Nicholas Truglia, holding bottle.

Cryptocurrency 363

Cryptocurrency Mobile Accountability Scams 363

Malwarebytes

FEBRUARY 13, 2025

These often start with a call to users, claiming their Gmail account has been compromised. The goal is to convince the target to provide the criminals with the users Gmail recovery code, claiming its needed to restore the account. Monitor your accounts for signs of unauthorized access or data leaks.

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Phishing Artificial Intelligence Identity Theft Accountability 108

Schneier on Security

MARCH 19, 2021

Some firms say they only allow customers to reroute messages for business landlines or VoIP phones, while others allow mobile numbers too. Too many networks use SMS as an authentication mechanism. In this case, the hacker sent login requests to Bumble, WhatsApp, and Postmates, and easily accessed the accounts.

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Authentication Accountability Advertising Mobile 336

Duo's Security Blog

NOVEMBER 29, 2023

Epic’s new flagship EPCS healthcare management mobile apps Haiku and Canto integrate with Cisco Duo to provide multi-factor authentication (MFA). The challenge According to a recent study by ESG , sponsored by Duo, “76% of organizations have experienced multiple account compromises over the past year.” Summary

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Mobile Healthcare Authentication Passwords 130