12:19, Thu, Jun 26, 2025 Updated: 12:20, Thu, Jun 26, 2025 Money expert Martin Lewis is urging people to text a five-digit code to slash their mobile phone bills. The founder of Money Saving Expert ...

What's a verification code, and why are they so important? Six-digit verification codes are a form of two-factor authentication, a process that helps keep your important online accounts secure. For ...