The €10 Mirror: Why Enterprise Security Looks Like a Kid’s Toy

By Javier Medina ( X / LinkedIn) TL;DR A toy projector taught the same lesson we keep seeing in serious systems. Business models create rules that need security properties; and questionable shortcuts tend to replace these properties when time, money and knowledge are scarce. In this case, media protection was a reversible single byte XOR wrapper and the NFC cartridge acted as merely like an index selector. With simple home tools, we could model the whole ecosystem in less than 1 hour. […]

https://labs.itresit.es/2026/02/04/the-e10-mirror-why-enterprise-security-looks-like-a-kids-toy/

If you'd like to know, what else goes wrong in crypto coin land and other web3 frauds, follow that account below. It's hilarious. Super glad I've never got hooked to this fail.

#web3fails #cryptofails

web3 is going just great wrote the following post Wed, 12 Feb 2025 16:32:59 +0100
zkLend hacked for around $9.5 million

February 12, 2025
https://www.web3isgoinggreat.com/?id=zklend-hack

### Applied Murphy's Laws for Cryptography (Loose Interpretation)
1. **Law of Encryption Complexity:**
The more complex the encryption algorithm, the faster someone will find a simple way to break it.
2. **Law of Limited Time:**
When there's no time to generate the perfect key, "1234" becomes the default password.
3. **Law of Trust:**
The greatest vulnerability in any cryptosystem is the person using it.
4. **Law of Privacy Illusion:**
The moment you feel completely anonymous, someone will access your metadata.
5. **Law of the Forgotten Key:**
If a private key is created and perfectly secured, you’ll lose access to it at the worst possible moment.
6. **Law of Overconfidence:**
"This algorithm is unbreakable" — until a student proves otherwise in their thesis.
7. **Developer’s Law:**
The best cryptographic solution you design will be broken by your own testing team.
8. **Law of Universality:**
The more universal the crypto algorithm, the more exposed it is to attacks on its weak points.
9. **Law of Resource Economy:**
Every cryptosystem is a compromise between security and performance, but breaking it will always be faster.
10. **Law of Government Interference:**
If your algorithm is good enough to thwart hackers, regulators will demand a backdoor.
11. **Law of the Attacker:**
Your cryptography is never too complex for a hacker, but always too complex for the average user.
12. **Law of Unforeseen Flaws:**
Every algorithm has a vulnerability, but you'll discover it only when it's too late.
13. **Law of Urgent Updates:**
The moment you deploy a new cryptosystem, its algorithm becomes outdated by current standards.
14. **Law of Retrospect:**
"No one will break RSA in our lifetime" — until quantum computers prove otherwise.
15. **Law of Entropy:**
The more complex the password, the more likely the user is to write it on a sticky note and attach it to their monitor.
16. **Law of Crypto-Anarchy:**
The more secure your system, the more it annoys governments and corporations.
17. **Law of Simplicity:**
If something in cryptography looks too simple to be broken, it's already been compromised.
18. **Key Length Law:**
The moment you double the key length, someone finds an attack that breaks both the old and new versions.
19. **Law of Paranoia:**
In cryptography, you’re either not paranoid enough or already too late.
20. **Law of the Last Test:**
The biggest vulnerability will be discovered one minute after the system goes live.
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