When it comes to phone calls, many people assume they are completely private, but that isn't always true. Over the years, I've seen how calls can be intercepted if proper precautions aren't taken. Here's how I explain it to clients and colleagues:

First, using encrypted calling apps is essential. Apps like Signal, WhatsApp, or Telegram make it so that only the people on the call can hear what's being said. Regular phone lines don't provide that level of security.

Second, avoid using public Wi-Fi for calls. Public networks are convenient but can be vulnerable to hackers. If you must use one, I always recommend connecting through a VPN to keep your data encrypted.

I also tell people to keep their phones updated. Most attacks exploit outdated software, so installing the latest updates for your operating system and apps is one of the simplest ways to stay protected.

Another step I suggest is to turn off unnecessary services like Bluetooth, NFC, or call forwarding when you're not using them. These can be exploited by attackers to gain access to your device.

I emphasize being cautious with apps and links. Spyware can hide in fake apps or phishing links, so only download apps from trusted sources and avoid links from unknown senders.

Finally, securing your device with a strong lock—whether a PIN, password, or biometrics—is crucial. Enabling two-factor authentication wherever possible adds an extra layer of protection if your phone is ever lost or compromised.

Following these steps doesn't guarantee 100% security, but it significantly reduces the risk of your calls being tapped. These are simple practices that anyone can implement, and they make a real difference in protecting private conversations.