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  2. Telephone number verification - Wikipedia

    en.wikipedia.org/wiki/Telephone_number_verification

    User being asked to dial a number or a send a message which helps the server identify that the number is genuine and valid. With the advent of smartphones, type 0 or type 1 SMS are also being employed to send the codes which are used to verify the genuine user. Soft tokens generated within the smartphone or push messages can also be used.

  3. SIM swap scam - Wikipedia

    en.wikipedia.org/wiki/SIM_swap_scam

    A SIM swap scam (also known as port-out scam, SIM splitting, [1] simjacking, and SIM swapping) [2] is a type of account takeover fraud that generally targets a weakness in two-factor authentication and two-step verification in which the second factor or step is a text message (SMS) or call placed to a mobile telephone.

  4. Phone fraud - Wikipedia

    en.wikipedia.org/wiki/Phone_fraud

    SMS pumping is a form of fraud where attackers exploit the messaging systems of businesses to generate revenue by sending high volumes of messages to premium-rate phone numbers. To achieve this, fraudsters target vulnerabilities in SMS gateways or APIs used by businesses for customer communication (such as verification codes or notifications ...

  5. Be on the lookout for these common phone scam area codes - AOL

    www.aol.com/lookout-common-phone-scam-area...

    Look up the number using a reverse phone number lookup tool. This will help identify who is calling, and if the number has been associated with scam or suspicious activity in the past. The 'Ring ...

  6. 30 Scam Phone Numbers To Block and Area Codes To Avoid - AOL

    www.aol.com/19-dangerous-scam-phone-numbers...

    Scammer phone number lookup: Another option to determine if a phone number calling you is likely scam activity is to search for it on Google. Several websites track scam numbers, and a quick ...

  7. Identify legitimate AOL websites, requests, and communications

    help.aol.com/articles/identify-legitimate-aol...

    • Fake email addresses - Malicious actors sometimes send from email addresses made to look like an official email address but in fact is missing a letter(s), misspelled, replaces a letter with a lookalike number (e.g. “O” and “0”), or originates from free email services that would not be used for official communications.

  8. Is T-Mobile Running a Scam? - AOL

    www.aol.com/news/2013-04-27-is-t-mobile-running...

    No. 4 domestic carrier T-Mobile is making a big push, rebranding itself as the "Un-Carrier" and deriding its larger rivals for their subsidizing ways. The company finally got its magenta hands on ...

  9. Voice phishing - Wikipedia

    en.wikipedia.org/wiki/Voice_phishing

    The user logs in to the bank on a computer, the bank activates the phone app, the user enters a password in the phone and is logged in. In this scam, malicious actors called people claiming to be a bank officer, claimed there was a security problem, and asked the victim to use their Mobile Bank ID app. Fraudsters were then able to log in to the ...