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Published on 2010-01-22T13:30:54Z
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Is there any brief explanation for IP security? And Why do we use it?
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how to reinstall the tcp/ip protocol driver on windows7 ?
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Is there any brief explanation for IP security? And Why do we use it?
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There is even a standard for IP in IP encapsulation. What is the use case here? I can understand stuff like TCP over DNS, where IP might be unavailable, but if you can do IP in IP, couldn't you simply do regular IP?
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Why does UDP have a length field in the header and TCP does not?
I am guessing that the length of the segment in TCP is inferred from the IP header but one should be able to do the same for a UDP datagram
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Interestingly, I can find implementations for the Internet Checksum in almost every language except C#. Does anyone have an implementation to share?
Remember, the internet protocol specifies that:
"The checksum field is the 16 bit one's complement of the one's
complement sum of all 16 bit words…
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Here is what I get on my terminal when running sudo apt-get update errors. I dont know if the issue is from my sources.list or my proxy setup(have not made any changes to proxies). Thank you for any help in advanced.
Ign http://security.ubuntu.com oneiric-security Release.gpg
Ign http://security…
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Two well-known white hats explain how hackers take advantage of security holes left by enterprise application developers.
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Two well-known white hats explain how hackers take advantage of security holes left by enterprise application developers.
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Hello all,
I am a newbie to AS400-Java programming. I am trying to create my first program to test the implementation of Message Authentication Code (MAC). I am trying to use the HMACSHA1 hash function. My (Java 1.4) program runs fine on a dev box (V5R4).But fails terribly on the QA box (V5R3). My…
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I'm currently getting the AccessControlException below when I deploy to app engine (I don't see it when I run in my local environment). I'm using GAE 1.3.1, Spring 3.0.1, and Spring Security 3.0.2. Any ideas how to get around this issue? It appears to be an issue with Spring Security trying to get…
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