Subhash Kalluri

Subhash is the Founder of FreJun, the global call automation platform. With 8+ years of entrepreneurial experience, FreJun was established to help customers with their voice communication needs. The goal of FreJun is to develop cutting edge technology and solutions to help customers.

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Top 7 Softphone Providers for Your Business (2026)

Softphones are software-based phone systems that allow businesses to make and receive calls over the internet using computers, smartphones, or tablets. They are cost-effective, easy to set up, and integrate with tools like CRMs and helpdesks. Choosing the right softphone provider depends on your business size, budget, required features, and level of security. In this

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Revolutionizing Two-Factor Authentication with Voice OTP

In 2025, cybersecurity threats are at an all-time high, making robust authentication methods more critical than ever. Traditional two-factor authentication (2FA) methods, such as SMS and email-based OTPs, are increasingly vulnerable to phishing, SIM swapping, and man-in-the-middle attacks. To counter these risks, voice-based OTPs (One-Time Passwords) are emerging as a revolutionary solution, offering enhanced security,

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Voice-Based OTP Authentication: Boosting Security & Convenience

Data security is paramount, organizations are constantly seeking innovative ways to protect their customers’ sensitive information. One such solution that has gained popularity in recent years is Voice-Based OTP (One-Time Password) authentication. This cutting-edge technology not only enhances security but also offers unparalleled convenience for users. In this article, we will delve into the concept

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