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Encryption Best Practices: How to Protect Your Data in 2024

Oct 26, 2024 | Cyber Security

Brief: In a world where data breaches and cyber attacks are becoming a daily headline, encryption is the unsung hero, quietly working in the background to keep your secrets safe. But do you really understand how it works and how it fits into your business? If not, you’re not alone. Most businesses don’t realise that encryption is the last line of defence between their sensitive data and the outside world.

“Data is a precious thing and will last longer than the systems themselves.” — Tim Berners-Lee, Inventor of the World Wide Web

Understanding Encryption Best Practices

You wouldn’t leave your front door wide open at night, would you? So why take the same risk with your business data? Encryption is like locking your doors—ensuring that, even if someone tries to sneak in, they can’t access anything valuable.

Think about it: data is the core of your business. Your customers trust you with their personal information, and your business thrives on the confidentiality of your strategies, reports, and financials. One leak, one breach, and the trust you’ve built could vanish in an instant. When it comes to cyber security, encryption should be the first—and last—thing you rely on to protect that trust.

How Does Encryption Work?

Encryption sounds complicated, but at its heart, it’s simple: it scrambles your data into an unreadable format that can only be unlocked with a key. Without the key, your data is just gibberish to anyone trying to steal it. And while encryption might not be visible to the naked eye, its presence (or absence) can determine whether your business survives a cyber attack.

Common Misconceptions: It’s More Than Just a Fancy Lock

A lot of businesses think encryption is something only big corporations need to worry about. But the truth is, encryption is for everyone. It’s for the local shop keeping customer records, the mid-sized business holding contracts, and the enterprise protecting intellectual property. Encryption doesn’t care how big or small your business is—it’s just here to make sure your data stays yours.

What You Need to Encrypt Right Now

  • Data at Rest: This includes files, databases, and documents that sit on your hard drives or servers. If someone physically steals your device, encryption ensures they can’t read any of your sensitive information.
  • Data in Transit: Whenever you’re sending data—whether it’s an email, a file transfer, or a cloud upload—it’s vulnerable. Encrypting this data ensures that, even if it’s intercepted, it can’t be used.
  • Backups: Imagine a disaster strikes. You lose access to your primary systems. If your backup isn’t encrypted, you could still be vulnerable to attacks. Protect your “just-in-case” plans, too.

JP Morgan and Encryption

In 2014, JP Morgan Chase experienced a massive data breach, affecting 76 million households. But despite the size of the breach, the company had encrypted key financial data, meaning that even though hackers accessed systems, they couldn’t use the most critical information. The takeaway? It’s not just about preventing access but about ensuring that if someone does get in, there’s nothing they can steal.

Practical Steps for Strong Encryption Best Practices

  • Use Strong Encryption Algorithms: Opt for industry standards like AES-256, which is nearly impossible to crack.
  • Regularly Rotate Your Encryption Keys: Just like changing the locks on your doors, rotating keys makes sure your encryption stays fresh and secure.
  • Train Your Team: Make sure everyone understands why encryption is important, not just IT. People are often the weakest link in cyber security.

Encryption Isn’t Just for Hackers—It’s for Trust

When you think about encryption, don’t just think about the bad guys. Think about your customers. Think about the promise you made to them to keep their information safe. Encryption is a tool of trust, something that says, “We’ve got you covered, even when things go wrong.”

At F12.net, we know encryption is more than just a technical feature—it’s a business imperative. We help businesses like yours implement strong encryption practices, ensuring that even if someone tries to peek, they can’t see a thing.

Is your data locked up? Reach out to us today to learn how encryption can protect what matters most.

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