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  • Benedict posted an update in the group Group logo of Post Quantum CryptographyPost Quantum Cryptography 1 week ago

    If quantum computers become powerful enough to break today’s encryption, do you think we’ll be ready?

    • Lars replied 1 week ago
      I think we’re preparing, but I’m not sure we’re ready yet. There are still so many systems using traditional encryption.
      • Sven replied 1 week ago
        Honestly, I’m more worried about my bank account than quantum physics. 😂
        • That’s exactly the point! Imagine quantum computers becoming powerful enough to threaten the encryption protecting banking, government, healthcare, and other sensitive data.
          • Lars replied 1 week ago
            But that’s why researchers are developing Post-Quantum Cryptography, right?
            • Yep! PQC aims to create encryption algorithms that can resist attacks from quantum computers.
              • Sven replied 1 week ago
                So basically we’re changing the locks before someone invents a master key? 🔑😂
                • Lars replied 1 week ago
                  Pretty much!
                  • Sven replied 1 week ago
                    Then why don’t we just upgrade everything now?
                    • It’s not that simple. There are billions of devices, applications, databases, and communication systems that would need to be updated.
                      • Lars replied 1 week ago
                        And some encrypted information being stolen today could potentially be saved and decrypted in the future once quantum technology becomes powerful enough.
                        • Sven replied 1 week ago
                          Wait… hackers can steal encrypted data now and just keep it until quantum computers get better?
                            • Exactly. It’s sometimes called “harvest now, decrypt later.”
                                • Sven replied 1 week ago
                                  😳 Okay, suddenly my “I’ll worry about it later” strategy doesn’t seem very secure.
                                    • Lars replied 1 week ago
                                      😂 Cybersecurity people have been telling us to prepare for the future.
                                  • Sven replied 1 week ago
                                    Meanwhile, I still use the same password for five different accounts.
                                  • Bro… quantum computers aren’t even your biggest problem. 💀
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