Why are public WiFi networks insecure?

Public WiFi network

If you follow tech and cybersecurity news, this is something that you see a lot: Public WiFi networks, the free wireless networks found at hotels, airports and cafes, are unsafe and can cut you some major cyberslack.

As is the case with most threats, when something is publicized a lot, people tend to become less sensible and ignore it. It becomes common belief that the danger will mostly apply to other people and not me. (This is one of the weirdest aspects of human nature, finding one’s security in the insecurity of others.) Continue reading

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How blockchain can improve cybersecurity

blockchain-security

Our increasingly connected and digital lives are making us more vulnerable to cyberattacks than ever. As was the case in previous years, 2016 saw a spate of cyberattacks of unprecedented proportions. Some of these incidents were a reminder that the internet is no longer fun and games.

What we also learned was that the current infrastructure that powers our current local and global networks might no longer be able to sustain the new generation of attacks and threats.

Enter the blockchain, the distributed ledger that underlies the popular and controversial Bitcoin cryptocurrency, the technology that is the result of decades of research in cybersecurity and cryptography. Continue reading