#cyberspace

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6ヶ月前

Who will bear the costs for rescuing the people who get falsely accepted and falsely rejected?

Hitoshi Kokumai · "India uses controversial Aadhaar facial biometrics to identify COVID vaccination recipients - Safer than eyeballs or fingerprints, apparently"   https://www.theregister.com/2021/04/09/india_facial_id_covid_vaccinations/ · On top of the issues raised in the report comes this ques ...

6ヶ月前

Was correct information given to the questionees before asking the question?

Hitoshi Kokumai · "Consumers recognize biometrics security tops passwords, Experian says"   https://www.biometricupdate.com/202104/consumers-recognize-biometrics-security-tops-passwords-experian-says · We have to be curious to find out what the outcome would be if the consumers had been informed ...

6ヶ月前

Yet another case of misleading information being spread by tech media

Hitoshi Kokumai · "How Making a Funny Face Could Boost the Security of Face Unlock Features"   https://gizmodo.com/how-making-a-funny-face-could-boost-the-security-of-fac-1846502530 · Low false acceptance rate is one thing and good security is another. · The information those tech media always fa ...

1年前

Cult of Convenience

Hitoshi Kokumai · New writing "What actually tells ‘probabilistic authenticator’ and ‘deterministic authenticator’ apart? " and "Cult of Convenience" are added at the end of "Negative Security Effect of Biometrics Deployed in Cyberspace" · .............................................. · Cult of C ...

2年前

Update: Biometrics helps for security in ‘physical space’. Not in ‘cyber space’.

Hitoshi Kokumai ·   · Mix up “Unique” with “Secret” and we would confuse “Identification” with “Authentication”. What is feasible in physical space is not necessarily feasible in cyber space. · Biometrics follows “unique” features of individuals’ bodies and behaviors. It me ...

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