In an era of rapid technological innovation, the landscape of payment authorization is changing. The
Reserve Bank of India (RBI) recently highlighted the necessity to look at alternatives to One-Time Passwords (OTPs) for protecting digital transactions. The call for development offers an array of options, offering both increased security and
a better user experience in the field of digital payments.

OTP authentication has long been a standard in online transactions, acting as a secondary layer of protection alongside passwords. However, its reliance on SMS or app notifications creates security risks like as phishing attacks, SIM swapping,
and delivery delays. Recognizing these limitations, the RBI’s mandate invites financial institutions and payment service providers to look into other authentication techniques that provide strong security without affecting convenience.

So, what revolutionary technologies can lead the way for more safe and convenient payments? Let’s look into some promising alternatives:

• Biometric Authentication: Using biometric data such as fingerprints, facial recognition, or iris scans is a very secure method of authentication. Biometric markers are unique to each person, making them extremely difficult to duplicate
  or spoof. Integrating biometric authentication into payment systems improves security while simplifying the user experience by eliminating the need to remember passwords or enter lengthy OTPs.

• Tokenization: Tokenization involves replacing sensitive payment data, such as credit card information, with non-sensitive tokens. These tokens are produced at random and unique for each transaction, rendering the original data useless to
  potential attackers. Tokenization enables merchants and payment processors to reduce the risk of data breaches and unauthorized access to sensitive information, thus enhancing overall security in
  digital payments.

• Behavioural Biometrics: This unique method authenticates transactions by analysing user behaviour patterns such as typing speed, mouse movements, and touchscreen interactions. By regularly tracking and analysing these behavioural indications,
  the software can identify irregularities that indicate fraudulent behaviour, adding an extra layer of protection without burdening users with explicit authentication standards.
• Machine Learning and AI: Machine learning algorithms can be trained to discover patterns and deviations in transaction data, allowing for real-time fraud detection and prevention. Financial institutions can use AI-powered systems to react
  to changing threats and proactively protect against fraudulent activity, ensuring the integrity of digital payment infrastructures.

• Blockchain technology: Blockchain provides a global and persistent ledger system, which improves transaction security and transparency. Payment networks that use blockchain-based solutions can reduce the risk of fraud, unauthorised changes,
  and security attacks while also enabling faster and more cost-effective cross-border transactions.

• Multi-Factor Authentication (MFA): MFA uses two or more distinct authentication factors, like passwords, fingerprints, and device tokens, to validate users’ identities. MFA greatly increases security by requiring multiple kinds of authentication,
  as an attacker must compromise numerous factors in order to get unauthorised access.

• Dynamic CVVs: Dynamic Card Verification Values (CVVs) provide a unique security code for each transaction and expire quickly after use. This inhibits the unauthorized reuse of CVVs obtained through phishing or data breaches, effectively
  discouraging fraudulent activity.

  Embracing these new ideas improves not only the security of digital payments but also the user experience by reducing friction and streamlining authentication processes.

  As the digital payments landscape evolves, stakeholders must be watchful and aggressive in implementing cutting-edge solutions to stay ahead of emerging threats and ensure the integrity of financial transactions.

  By partnering and innovating, we can create a more secure and resilient payment infrastructure, allowing consumers and businesses to interact with confidence in an increasingly digital world.

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• Source: https://www.finextra.com/blogposting/25680/use-next-gen-fintech-to-encrypt-your-digital-payments-instead-of-the-otp?utm_medium=rssfinextra&utm_source=finextrablogs