With rising mobile adoption in Zambia, businesses need secure and accessible authentication methods. Voice OTP offers a simple yet powerful solution by delivering one-time passwords through calls, ensuring reliability even without internet access. Africala provides robust voice OTP services in Zambia, helping banks, fintechs, and enterprises protect users while improving accessibility. https://africala.net/blog/what-is-voice-otp-and-how-does-it-work/