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Telecom and security are main focus of this blog, where I hope to share my experience, findings and ideas with you. Welcome.
2nd year of milestone is 1997. At that year, China Telecom was further split into two parts: China Posts and China Telecom. And at that year, I graduated from Peking University and began to work for China Telecom, Data Communiction Bureau (DCB).
3rd year worthy of attention is 1999, when China Mobile was spin off to a stand alone company. Telecom industry entered into a new era. (BTW, I left DCB at 2000 to find my fortune).
4th year to be mentioned is 2002, when China Telecom was further splitted into two parts: China Netcom (10 provinces at north china) and China Telecom (21 provinces at South China)As a security professional, I adopt Skype as my primary IM due to its encryption and firewall bypass. Although firewall bypass is the direct experience, encryption is just claimed by Skype. Nothing more about the encryption mechanism, such as the key generation, management and etc. The following is the Top Ten Questions I want to know about Skype security issues:
0 does Skype company de-encrypt/record my talk/chat?
1 besides the parties of the talk/chat, any body else can read/hear the content?
2 how to process the talk/chat traffic along the internet route?
3 is the talk/chat content stored at somewhere else at the internet?
4 how to negotiate the session-key used to encrypt the traffic?
5 how to encrypt the talk/chat traffic?
6 how to store the public/private key pairs of skype client?
7 is there any means to identify the traffic at network layer? (though Verso has succeeded in it)
8 is there any existing mechanism to account/audit the activities of the skype client, or recommendation from Skype?
9 is there any country agents involved at the key management?
What's yours most of concern questions? want to know from Skype?
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China economy and IT market are exciting and attrative. It's lucrative to some multi-natioinal companies, while a waterloo to many of them and their SVP/EVP/MD/GMs. Why? A good slides by Kaifu Lee disclose his findings at China. Click to download.
Thanks to Dr.Lee's excellent summary. It's very valuable to read.