Multi-factor authentication (also Two-factor authentication, TFA, T-FA or 2FA) is an approach to authentication which requires the presentation of two or more of the three authentication factors: a knowledge factor ("something the user knows"), a possession factor ("something the user has"), and an inherence factor ("something the user is").
All stories in Multi-factor authentication
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Pardon the Intrusion #28: Your 2FA phone got stolen. Now what?
Losing your 2FA phone can be a frustrating experience. But it doesn't have to be. Here's what you can do to quickly recover ...
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Inside FIDO Alliance's vision of a future free of passwords
Most services you use on your phone or laptop, from email providers to food delivery providers, require you to have a password. ...
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Pardon the Intrusion #27: The first death directly linked to ransomware
Password fatigue is real — but password managers or single sign-ons (SS0) can take away the chore of having to recollect ...
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Apple wants to make 2FA safer with domain bound SMS codes
Authenticating transactions or login sessions through SMS-based two-factor authentication is standard practice. However, ...
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Pardon the Intrusion #20: SMS authentication needs to go
Relying on SMS for two-factor authentication can also have unintended consequences, with no means to retrieve OTP codes during ...
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Here’s how to enable 2FA to keep your Nintendo Switch safe
To keep your Nintendo Switch from being hacked, you can enable two-factor authentication on your account. Here's how to do ...
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Pardon the Intrusion #13: Policing using AI
Indian law enforcement agencies have employed facial recognition tech to identify more than 1,100 individuals who were allegedly ...
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Pardon the Intrusion #11: No more passwords
Google has open-sourced its security key technology, allowing anyone to build their own hardware security key for the strongest ...
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Crypto exchange Poloniex forces users to change passwords after data leak
Cryptocurrency exchange Poloniex is forcing its users to reset passwords after a list of email addresses and passwords was ...
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PSA: Twitter finally ditches SMS for two-factor authentication
Twitter is finally allowing users to enroll for two-factor authentication (2FA) without requiring a phone number.
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Safari gets support for hardware security keys with iOS 13.3
Apple's iOS 13.3 update comes with a new nifty feature that allows Safari users to use hardware security keys for two-factor ...
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Pardon the Intrusion #3: it's 2FA or bust
Welcome to the latest edition of TNW's Pardon The Intrusion, a newsletter where we explore the wild world of cybersecurity. ...
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Your smart watch will soon log you into your accounts without a password
Authentication solutions provider Nok Nok Labs has officially announced the availability of FIDO-based passwordless authentication ...
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US carriers debut new passwordless login system — will you trust it?
AT&T, Sprint, T-Mobile US, and Verizon Wireless band together for ZenKey, a new authentication system that would manage your ...
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Study: Americans still confused by 2FA, encryption & private browsing
A study by Pew Research Center shows that few American’s have the expertise to effectively protect themselves online. Most ...
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Twitter says it used your 2FA info to advertise by accident
Twitter today revealed it may have misappropriated its users private info by giving it to advertisers. The information in ...
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Google Play hosted phishing apps impersonating Turkish cryptocurrency exchange
Malicious apps impersonating Turkish cryptocurrency exchange BtcTurk are circumventing Google’s recently adopted security ...
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PSA: Your Android phone is now a security key for signing in to Google on iOS
Google has announced that it's now possible to log into your Google accounts from your iPhones and iPads using your Android ...
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Google data shows 2-factor authentication blocks 100% of automated bot hacks
Two-factor authentication is annoying. Getting flustered because you have to find your phone and tap on a prompt every time ...
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Binance hacked for over $40M worth of Bitcoin
Binance suffered a "large scale security breach" yesterday evening. The hackers were able to transfer 7,000 Bitcoin (over ...
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PSA: Don’t give out your phone number for Facebook 2FA, use an app instead
It's no secret that Facebook doesn't respect your privacy in the least: we learned last October that the company used the ...
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Push notifications are the future of multi-factor authentication
It's hard to believe, but the most popular password in 2018 was – get ready for it - “123456,” the winner and still ...
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How to use two-factor authentication on popular PC gaming platforms
Welcome to TNW Basics, a collection of tips, tricks, guides, and advice on how to get the most out of your gadgets, apps, ...
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Google's head of account security has fix for cryptocurrency SIM-swapping
In light of the SIM-swapping epidemic, we spoke with Google's head of account security about what cryptocurrency investors ...
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Here's how to keep advertisers from using your phone number on Facebook
A Gizmodo report on Wednesday detailed the latest in a long series of Facebook privacy blunders. The report said, and Facebook ...
