Social Network

You must know by now that 6.5 millions unsalted SHA-1 hashed passwords have been stolen from LinkedIn database, and it looks likely that the usernames were compromised too. So you already changed your password, right? If you didn’t, do it now. But even if you did change your password over the past two days, hackers […]

Continue reading about How to check if your LinkedIn password got stolen –and what to do if it did

Olivier Coudert on June 6th, 2012

Today 6.5 millions hashed password have been posted on a Russian hacker site. It is unclear whether the user names were compromised as well. But what was revealed is that LinkedIn keeps your password unsalted, hashed with SHA-1. Some explanations may be needed first to understand why this is relevant. Companies need to validate password. […]

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Olivier Coudert on April 5th, 2011

On March 1, the French government regulated that Internet companies must keep their users’ data for a year, and make them available to the authorities when subpoenaed. These data include anything used to identify a user and allow her to use a web service, i.e., ID, password, name, email addresses, as well as postal address and […]

Continue reading about France’s double standards on privacy

Olivier Coudert on April 1st, 2011

After Google +1, seen as a response to Facebook’s “like” button, LinkedIn’s recommendation system received a major upgrade that was unveiled this morning. Check this out!

Continue reading about LinkedIn’s “People You May Know” gets bolder

Olivier Coudert on March 30th, 2011

This morning Google introduced the so-called +1 button. It is Google’s attempt to create its own social annotation so that it can improve on search, recommendation, and targeted advertising. For now, the +1 button is put right next to each search result. When you click the button, you tell that you like this specific result […]

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Olivier Coudert on October 22nd, 2010

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Olivier Coudert on August 5th, 2010

Yesterday Google pulled the plug on Google Wave, announcing that it will no longer continue developing Wave as a standalone product, and that it will just maintain the service until the end of the year. This is a somewhat humiliating for Google. Launched in May 2009 to much hoopla, Google Wave was supposed to revolutionize […]

Continue reading about So Long Google Wave