Serious Security Holes in Green Dam Software discovered

The University of Michigan has analysed the Green Dam – Youth Escort Software which will be istalled on every chinese Computer due to an policy from the Chinese Government.

It is very doubtful that this is in the intentions of the Chinese Government to expose chinese computers security in this way. This can happen only because of the secrecy in which such projects are accomplished in China where no additional control from independant organisations is possible.

If you read the article of the University of Michigan carefully you have to stumble over the following:


We examined the Green Dam software and found that it contains serious security vulnerabilities due to programming errors.

Green Dam makes frequent use of unsafe and outdated programming practices that likely introduce numerous other vulnerabilities.

In my eyes this shows one of the pricipal problems in the chinese software industry. The newest and most up-to-date programming information nowadays is communicated in blogs and wiki’s and spread by services like twitter and RSS Feeds. But these are the most controlled and blocked services and websites in China. For me as computer scientist it is an unsustainable situation when you want to do programming work in China and have to fight for each bit of up-to-date information because programming blogs and websites are blocked and you always have to find a way around to get to the important content. There must be a measurable collateral damage in the software industry in China from this blocking politics.

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The Green Dam – Youth Escort

As you can read on Rebecca MacKinnon’s blog the chinese Government published a new directive according to which all PC’s sold in China have to come with the pre-installed internet filtering software “Green Dam – Youth Escort” from Jinhui Corp.. The original document can be downloaded at here.

Whereas the Chinese Government insists that the software is only for blocking porn web content and first tests seemed to confirm this statement, detailed analysis uncovered that the Green Dam software also blocks dangerous political content. Additionally it seems that the software sends reports back to Jinhui Corp. which leaves the question open that if the software’s intention is only to secure the youth from unintentional surfing to porn websites, why do they need to send reports about this back to the government? Do they really want to criminalize youth which wants to see sexual content? Or is the intention more to control who wants to inform himself about dangerous political content?

When you listen to our politician all they do seem to be for our best. Why does it always turn out that what they say is completely different from what they intend to do which you find out once you make a detailed analysis about what they are really doing?

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How China clears his past

Today, twenty years ago a big massacre took place on the Tiananmen place in Beijing to suppress a student riot which was held against corruption in China and for more democratic rights.

Tiananmen Place

The way the chinese government deals with this special day is that since more than a week they block internet communication like blogs, Twitter, YouTube or even Flickr. I believe that if they could, they would erase this date from the calendar. In many countries you can find articles in the newspapers in memory of this day. I the chinese news like CCTV or Xinhua … not a single word.

Even though I think that many of the chinese politicians nowadays think by themselves that the reaction of the government has been too extreme and the massacre should have been avoided, the chinese government has that much fear that things might run out of control that they block everything, from dissidents who have to stay in their homes to the place and the streets around it and finally the internet where we could discuss this event.

In my eyes this shows a very low self-esteem of chinese politicians about their actual politics. Where does this come from? Perhaps they should have done more against the corruption during the last 20 years, which is still a big problem in China today? Or they should have worked harder on a better social system? Perhaps they should simply have more confidence in their people.

I think, at least they should stop to deny Chinas past in the fear that they might loose their faces or that things are leaping out of control.

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Nice to live in China

It is very nice to live in China!

The weather during the last days on Hainan was around 34°C so you don’t have to freeze.

The food is not expensive, even though I have no idea about the quality because it seems not to be controlled who puts what on the plants, into the animals or products.

And I don’t have to fear too much disturbance from the internet. Most of the time I am not able to see pages like wordpress or other blogs, I have no access to my twitter account and confusing political statements about human rights like the ones from anmesty international are by courtesy of the chinese government completely taken out of the internet information stream.

In exchange I am living on a beautiful island in the south of China as can be seen on this picture I found:

The question is: Is it as real as the rest of the living in China?

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Uprising of the Internt Citizens in Germany

During the last weeks it could be seen that the rift between the “internet generation” which grew up with computers, internet and mobile communication and the elder generation which rules the country and tries to control these modern communication facilities to death, even when they violate the democratic basic law as colateral damage, is much deeper than expected.

Statements of politicians which reveal their lack of technical understanding like the one of the minister of justice Zypries: “Browser? What is still a browser?” or that the minister for economic affairs von Guttenberg in an TV interview declared the over 100.000 signers of a petition against internet filtering as near child abusers, shows clearly the ignorance of the politicians in Germany towards about 20% of the german population (by rule of thumb from the article Die Generation C64 schlägt zurück).

I want to express my kudos to the internet community in Germany which, in contrast to the german politicians, discussed the situation based on facts (and didn’t invent them!), realized that the internet filtering in the form the politicians requested is absolutely against the german basic laws and stood up and started a democratic process to fight this plan to establish uncontrolled internet filtering even in the danger to be moved close to criminals by the politicians who want to defend this bill.

There is no place for internet agnostic politicians in the modern world any more. This could be seen in the election of Barak Obama in the USA and this should be learned from the fast organisation of opposition against this bill as well. The young generation is uprising, claims its democratic rights and is ready to stand for these rights also for the internet.

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