IT:AD:Mistakes [Notes]

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# IT:AD:Mistakes #



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## Summary ##

I truly feel for [[IT/#Client/]] of some of the following beauties...


## Moan ##

### Design Mistakes ###
* Security:
    * Captcha:
        *  easily read by machines, hard to read by humans (it suppossed to be the other way around): 
            * http://svedic.org/programming/worst-captcha-ever
    * The many examples of why you don't keep username/passwords/credit card info within your own infrastructure.
        * http://blog.linode.com/2013/04/16/security-incident-update/
        * http://www.stuff.co.nz/technology/digital-living/8604276/Millions-affected-by-LivingSocial-cyber-attack
    * Why it's important to keep trust:
        * http://www.stuff.co.nz/business/industries/8702731/Most-Kiwis-worried-about-info-security
    * OMG (Missiles could be launched with 00000000):
        * http://www.todayifoundout.com/index.php/2013/11/nearly-two-decades-nuclear-launch-code-minuteman-silos-united-states-00000000/?utm_source=hackernewsletter&utm_medium=email
* Resources consumption/cleanup:
   * [[IT/AD/Design/Mistakes/Polling versus Listeners/]]






### Development Mistakes ####

* General: [[IT/AD/Mistakes/How not to validate a date/]]
* ORMs and Linq: [[IT/AD/Mistakes/It's just stunningly awful/]]
* General:[Ariane Explosion](http://www.ima.umn.edu/~arnold/disasters/ariane.html)
            * *"Specifically a 64 bit floating point number relating to the horizontal velocity of the rocket with respect to the platform was converted to a 16 bit signed integer. "*
* Sql injections:
    * http://www.theregister.co.uk/2013/04/15/paypal_sql_injection/


### Policy Mistakes

* Nothing like crippling everybody's productivity: [[blog/email_policy_of_the_day/]]