Posts filed under 'hacking'

A Ring Tone Meant to Fall on Deaf Ears

A Ring Tone Meant to Fall on Deaf Ears - New York Times

In that old battle of the wills between young people and their keepers, the young have found a new weapon that could change the balance of power on the cellphone front: a ring tone that many adults cannot hear.

Add comment June 13th, 2006

Rare counting ability induced by temporarily switching off brain region

BPS Research Digest: Rare counting ability induced by temporarily switching off brain region

Twelve healthy participants were given several chances to estimate,
from 50 to 150, how many blobs appeared on a computer screen. The blobs
appeared for just 1.5 seconds, and the number of blobs changed on each
attempt. Remarkably, the performance of ten of the subjects improved
drastically after Snyder’s team applied 15 minutes of low frequency
transcranial magnetic stimulation (TMS) to their left anterior temporal
lobe, a brain region that’s been implicated in autistic people with
rare counting and calcluating abilities.

Add comment June 11th, 2006

How NOT to steal a SideKick II

How NOT to steal a SideKick II

Todavía no entiendo por qué hay gente que piensa que se puede quedar con todo lo que encuentra… Estos idiotas encontraron un celular en un taxi y en vez de devolverlo, como cualquier persona decente, decidieron robárselo. Desafortunadamente para ellos la tecnología los puso en su lugar… Conózcanlos, son unas joyitas.

Add comment June 6th, 2006

Número ilegales

¿Sabían que existen números ilegales? Es uno de los conceptos más absurdos que he leído… Lean el artículo en la Wikipedia:

Illegal prime - Wikipedia, the free encyclopedia

Add comment April 15th, 2006

Dile NO a la negatividad

How to Squash Negative Thought Patterns

Suppose you have the bad habit of dwelling too much on the same negative thoughts. And suppose there’s no outward physical manifestation associated to them. It’s just negative thinking, like “I’m so depressed” or “I hate my job” or “I can’t do this” or “I hate being fat.” How do you break a bad habit when it’s entirely in your mind?

[artículo completo]

Add comment April 14th, 2006

Octomatics - una nueva manera de contar

infoverse - octomatics

the octomatics-project is about a new number system
which has a lot of advantages over our old decimal system.
the name comes from the mixture of ‘octal’ and ‘mathematics’.

Interesantísimo… un nuevo sistema numérico basado en ocho números (0,1,2,3,4,5,6,7). Permite una conversión directa y visual con el sistema binario. Fácil de sumar y multiplicar. Con los dedos, podemos contar hasta 24. Sirve para horas y calendario.

Add comment March 28th, 2006

Nueva versión de Ophcrack - password cracker

SourceForge.net: ophcrack

Ophcrack is a Windows password cracker based on a time-memory trade-off using rainbow tables. This is a new variant of Hellman’s original trade-off, with better performance. It recovers 99.9% of alphanumeric passwords in seconds.

Add comment March 28th, 2006

Frogger en el Siglo XXI

40 lanes and a Roomba | CNET News.com

This is Roomba Frogger, a modern, geek version of the famous 1981 video game “Frogger,” in which players had to get a frog across a street without it getting crushed by a car or truck.

But here, in front of one of Austin’s 19th-century landmarks, the gorgeous Driskill hotel, Torrone and Fried and a growing crowd have already gotten their Roomba, dressed in a cut-up green T-shirt to look like a frog, across the street several times without serious incident. Now everyone is cheering for imminent impact.

Add comment March 15th, 2006

Google GMail security bug shares your chat contacts

I’ve found an interesting security bug in Google’s GMail that could potentially expose your entire GTalk/GChat contact list (i.e., your Quick Contacts).

I. The security flaw can be exposed this way (you will need two GMail accounts):

1. Open yor browser (tested on Internet Explorer and Firefox) and log in to your GMail account.

2. Open another browser window or tab and navigate to GMail. Your current account will open. Sign out and log back in with the second GMail account.

You should now have two browser windows open to GMail. Each one logged into a different account (although only the second one will be functional):

attacker_det

victim_det

3. Now go to the first window and wait (might take a while). Do not click on anything, do not refresh (clicking on anything will display a new page stating you’ve been signed out of GMail.) Eventually, your Quick Contacts list will show the Quick Contacts and tag line for the second account.

attacked_det

You can click on any contact to access its details (Name & Email).

contact_details_det

You will not be able to send them an email, because GMail will tell you that “Your account has been signed out” but that’s just a minor inconvenience.

signedout_det

II. Exploiting this security flaw:

1. You’ll need to log into your GMail account and somehow hide that window from your victim. Suggestions: open lots of tabs so that your tab gets hidden in the clutter or minimize the window and leave another window open for yout victim to use.

2. In a new tab or window access GMail and sign out, leaving the GMail sign in window displayed. Hopefully, your victim will use this window to access GMail.

3. Return to your victim’s computer and take a look at their Quick Contacts in your “hidden” GMail window.

III. Protecting yourself from this security flaw:

1. Alway sign out of GMail when using a shared computer.

2. Before login on to your GMail account, make sure there are no hidden windows or tabs already logged into someone else’s GMail account.

IV. Contacting me:

You may contact me through this blog’s comment system, gmail me (granier) or skype me (anonymonk).

Update:

Google has been informed of this bug.

1 comment March 10th, 2006

iTab - Mac Tablet

Screen
Esta gente dice que puede construir un Mac Tablet a partir de un iBook. ¿Qué le pasa a Apple que no termina de sacar uno de estos?

.

Add comment March 3rd, 2006


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