This guide will discuss the dangers of SMS OTPs and provide some handy alternatives to try out. The good news: There are many alternatives to SMS OTPs you could use that are more secure and cost-effective.
The problem with this verification method is that SMS messages have some serious security flaws, making them vulnerable to external attacks.Īs cybercriminals become sophisticated, it’s becoming easier for them to infiltrate websites or mobile apps with advanced techniques, including SS7 attacks, malware attacks, and social engineering tactics to perform sim swaps. However, this begs the question: Are SMS OTPs secure? Among all, SMS OTP is perhaps the most commonly adopted one since many started implementing it way before other authentication methods became popular. Products like Google for Work, Paytm, and internet banking portals often use the OTP mechanism to ensure the. It is also known as two-factor authentication. Big-name companies like Meta, PayPal, and Amazon are rightly pushing us to better secure our apps and services with authentication methods that replace the traditional username and password authentication. One-Time Password (OTP) is a technological mechanism through which a single-use password is generated and sent to the registered mobile number for the user to access the website.
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