#ethic

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3年前

US Army appears to be scarily misguided

Hitoshi Kokumai · Are you a US citizen? Should it be the case, you could consider talking to the Army or some US watchdog organizations urgently on this matter provided you find the following discussion relevant and compelling. · https://www.defensenews.com/cyber/2020/10/19/us-army-looks-to-use-s ...

3年前

Summary and Brief History - Expanded Password System

Hitoshi Kokumai · ‘Easy-to-Remember’ is one thing. ‘Hard-to-Forget’ is another - The observation that Images are easy to remember has been known for many decades; it is not our theme. ·  What we discuss is that ‘images of our emotion-coloured episodic memory’ is ‘Hard to Forget’ to the extent that ...

3年前

Identity Assurance - Sufficient and Necessary Conditions

Hitoshi Kokumai · It is not easy to define the 'sufficient condition' for describing a set of processes used to establish that a natural person is real, unique, and identifiable; criminals keep coming up with hitherto unknown weapons to compromise the said processes. · But we are easily able to d ...

3年前

The password is easy to crack – Are you sure?

Hitoshi Kokumai · Quite a few security professionals say ‘Yes’ very loudly. · We would say that a ‘hard-to-crack’ password is hard to crack and an ‘easy-to-crack’ password is easy to crack, just as strong lions are strong and weak lions are weak; look at the cubs, inured and aged. · However har ...

4年前

Update - History, Current Status and Future Scenarios of Expanded Password System

Hitoshi Kokumai ·   · Updated from 30/May/2019 Version · References to the publication of our article by Taylor & Francis and the selection of our proposition as a finalist for“FDATA Global Open Finance Summit & Awards 2019” are added in the chapter of ‘History of Expanded Password System’. · T ...

4年前

Advanced Persistent Threats in Digital Identity

Hitoshi Kokumai ·   · You may have heard this disturbing news report - Chinese hacker group caught bypassing 2FA - Chinese state-sponsored group APT20 has been busy hacking government entities and managed service providers. ·  We were amazed by the capability of those cyber attack forces, which m ...

4年前

Text Password System to Stay As-Is with Expanded Password System

Hitoshi Kokumai · - No need to replace the existing text password systems for implementing Expanded Password System for achieving higher security as well as better convenience- · Expanded Password System accepts non-text memory objects such as visual images as well as texts. Hearing it, some peop ...

4年前

Proposition on How to Build Sustainable Digital Identity Platform

Hitoshi Kokumai ·   · This article is a copy of the proposition shortlisted in the category of “Best innovation in security management – Who has done the most to protect consumer data” for “FDATA Global Open Finance Summit & Awards 2019”  https://fdata.global/summit/awards-2019/ · On 18/Oct/201 ...

4年前

Negative Security Effect of Biometrics Deployed in Cyberspace

Hitoshi Kokumai ·   · It was in 2001 on the website of a globally reputed electronics manufacturer that I first noticed this awkward phenomenon. They alleged that their face biometrics was going to displace the password. It immediately occurred to me what we could do when the system failed to reco ...

4年前

Text Password - Lamentable, Not Blamable

Hitoshi Kokumai · We can LAMENT that text passwords are so hard to manage, but it would be silly if we BLAME the text passwords when citizens do not have an alternative solution with which the citizens can achieve the same or better security without depending on the text passwords. ·  We recommen ...

4年前

Is This Silence Due to Awareness of Complicity?

Hitoshi Kokumai · Biometrics has continuously contributed to providing a favorable environment to criminals, not to citizens, for nearly two decades and the public has been misled to believe that biometrics has provided better security for citizens. · This false sense of security might well keep ...

4年前

Quick Money from False Sense of Security – Ethically Dubious Business Practice

Hitoshi Kokumai · Summary: The password is insufficient, but not harmful. Biometrics is harmful, and not sufficient.  · Attempting to make quick money by spreading a false sense of security is ethically dubious and practically suicidal. · - Is the password weaker than biometrics? · It is not feasi ...

4年前

Context-dependent Descriptions of ‘Password-less’ Authentication

Hitoshi Kokumai · The word 'Password-less' seems to be multi-semantic depending on the context. Let us break it down. · 1. Where the entire family of passwords is removed from digital identity altogether, we would have only two authenticators - physical token and biometrics. · Since biometrics r ...

4年前

Spoofing and Liveness-Detection of Biometrics

Hitoshi Kokumai · Summary: 'Spoofing' of body features is an additional factor that raises false acceptance/match rates, while a 'counter-spoofing' measure is an additional factor that raises the false rejection/non-match rates. · You may well be aware of this news - http://www.forbes.com/sites/ ...

4年前

Biometrics and Me

Hitoshi Kokumai · It was on the website of a globally famous electronics manufacturer I visited in 2001 that I first noticed this awkward phenomenon. · They alleged that their face biometrics was going to kill the password altogether from identity authentication. It immediately occurred to me wha ...

4年前

Hey, Biometrics Guys! Get Provoked!

Hitoshi Kokumai · Over several years we have repeatedly made clear that biometrics brings down security to the level lower than a password-only authentication where it is used together with a password in a ‘multi-entrance’ deployment, as against a “multi-layer” deployment. · The first article wri ...

4年前

Password-killer = Democracy-killer

Hitoshi Kokumai · Still seeing not a few people alleging loudly that better security would be achieved by removing the password from digital identity, I would bring back my earlier article published on ValueWalk two years ago – “Democracy Would Be Dead Where The Password Is Killed” · “Some securi ...

4年前

‘Improvised’ 2-factor authentication everyone can deploy right now at no cost

Hitoshi Kokumai · We would like to make a suggestion to extract an extra power from the ubiquitous legacy password systems. · It might take some more years before Expanded Password System we advocate becomes readily available to every citizen on the globe. As a stopgap measure for security-consci ...

4年前

Seemingly Fatal Drawbacks of Pictorial Password – Shoulder Surfing & Low Entropy

Hitoshi Kokumai · We have been advocating Expanded Password System that accepts images as well as texts from 2001. We have since kept hearing our proposition blamed for two major ‘drawbacks’ of using images – Shoulder Surfing and Low Entropy. So many people are still misguided to take it for grant ...

4年前

Threat of Biometrics to Security and Its Structure

Hitoshi Kokumai · Threats of biometrics to privacy, democracy and humanity are already taken up by quite a few people, but not many people are discussing the threat to security of biometrics and many of them are often carried away by the eye-catching ”known” incidents of spoofing and leakage. Few ...

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