• A COMPLICATED SYSTEM: PROOF OF STAKES

• A COMPLICATED SYSTEM: PROOF OF WORK

• A DIGITAL CURRENCY ECOLOGY FRIEND

• Bitcoin yes or no? Here is who took up the Challenge and who imposed the ban

• CONCLUSIONS

•                                OUR EXPLANATION

• Cryptocurrencies are not investments but speculation

• CRYPTOCURRENCIES The alternative

• DIGITAL ECOLOGIC CURRENCY

• ECOLOGICAL DIGITAL MONEY

• END OF CRYPTOGRAPHY AND BITCOINS

• END OF ENCRYPTION FORESEEN FOR YEARS

• END OF ENCRYPTION

• More records for quantum computers

• SUPERMARKET TECHNOLOGY?

• Technology is never neutral: Mikko Hyppönen’s vision

• The last chance of cryptography

• Who programs the programmers?