Mark and Josiah,

I cant agree more. I have thought a lot about this and Believe Bio-metrics 
for authentication is a fools path. Why do I say this?, because it is a 
password who's value can not be changed without surgery, if at all.  In no 
other case do we tie the value of a password to something which actually 
exists in the real world, it is tantamount to using your birth-date in your 
password, or a post it note on your monitor, whilst your birthdate may be 
publicly accessible, your bio-metric information may only be privately 
available initially, but once it is used for authentication a copy of it 
needs to exist externally from you to compare with it. Then you may be able 
to re-encode it, but in many ways it can never be changed or it will not 
map to your physical bio-metrics. Now if the authentication service is 
compromised as happens from time to time, your bio-metrics may become 
public, then who gets to use it? and how do you reset it?

A USB token or such is much smarter, especially when combined with another 
couple of factors such as a password and an installed certificate.

Regards
Tony

On Saturday, December 8, 2018 at 2:50:04 AM UTC+11, Mark S. wrote:
>
> To me, #3 is illusory. It's really just a form of #1. The data extracted 
> from your fingerprint is just another password that could be in fact stolen 
> and used to misrepresent you. You would not want your biological 
> identifiers to be registered with any entity unless you knew that that 
> entity was encrypting that information thoroughly. 
>
> -- Mark
>
>
> On Friday, December 7, 2018 at 6:49:41 AM UTC-8, PMario wrote:
>>
>>
>> On Friday, December 7, 2018 at 12:38:53 PM UTC+1, TonyM wrote:
>> ...
>>
>> If you place a tiddlywiki in a secure folder, with a long password on 
>>> https and then use the encryption in tiddlywiki you would be using two 
>>> factors. 
>>>
>>
>> No offence intended. - Technically, this is only 1 factor 2 times
>>
>> Multi-factor authentication is defined as: 
>>
>>  1) something the user and only the user *knows*
>>  2) something the user and only the user *has*
>>  3) something the user and only the user *is*
>>
>> add 1) eg: password
>> add 2) eg: usb-token
>> add 3) eg: fingerprint
>>
>> Pros and Cons are discussed in detail here: 
>> https://en.wikipedia.org/wiki/Multi-factor_authentication
>>
>> IMO The main problem is convenience and cost. Workflows, that create 
>> "real" security will cost something. That's a fact! ... At the moment our 
>> society trades convenience for security and cost. 
>>
>> Everything needs to be free (as in free beer). 
>>
>> In my opinion this mentality has to change. It's OK to use free (as in 
>> free speech) software / tools. ... But we need to become aware again, that 
>> our security will cost us something. Either convenience or money.
>>
>> Just some rants
>> have fun!
>> mario
>>
>

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