Tài liệu Network Application Security Using The Domain Name System pptx

... describe the foundation for our work, cryptography, and then describe the model we will be working in, namely Public Key Infrastructure (PKI). We proceed by discussing the Domain Name System, ... encrypted using the private key, which generates the signature. On the receiving end, the verification procedure is performed. The verification procedure consists of computing t...

Ngày tải lên: 14/02/2014, 08:20

... Functions and The Domain Name System Refs: Chapter 9 RFC 1034 RFC 1035 Netprog: DNS and name lookups 3 The Domain Name System • The domain name system is usually used to translate a host name into ... a nameserver for the target domain. – The server asks the nameserver to provide the host name to IP translation. • To find the right nameserver, use...

Ngày tải lên: 23/12/2013, 06:17

... to provide the mapping for a host outside it’s domain (and the mapping is not in the server cache): – The server finds a nameserver for the target domain. – The server asks the nameserver ... contains the local domain and the addresses of DNS servers for that domain. Netprog: DNS and name lookups 11 /etc/resolv.conf domain rpi.edu 128.113.1.5 128.113.1.3 Ne...

Ngày tải lên: 19/01/2014, 04:20

... 1@CreditCardNumber@411223344@ExpirationDate<41/2005@NameOnCardP4 $Name Lastname@ItemIdList@4387@QuantityList@413 @PriceList@46.9900 This happens in two cases: • The B2X application is not using SSL. • The B2X application is using SSL ... for a hacker to read into the encrypted information by performing an SSL man-in -the- middle attack. Using the SSLSM reduces the e...

Ngày tải lên: 09/12/2013, 17:15

... assign the stored procedure name or SQL statement to the CommandText property as well as the connection to use. One difference is that you will use the Open method of the Command object, and then ... loading items into it by using the DataReader object. To get to the DataReader object, you need to look at the Command object. The Command object in .NET works similarly...

Ngày tải lên: 14/12/2013, 20:16

... successfully ping the PC address, and the loopback, then the NIC and TCP/IP have been successfully installed. Now it is time to test whether or not the other hosts within the network can be reached. ... then reply back. If the ping is successful, then the connection between the two devices is good. If the ping fails, then there is a problem between the devices. Step...

Ngày tải lên: 21/12/2013, 19:15

... StronglyTypedColumnValues.cs illustrates how to read column values as C# types using the Get* methods */ using System; using System. Data; using System. Data.SqlClient; class StronglyTypedColumnValues { ... of the SQL Server int type, the appropriate C# type for the productID variable is int. To get the ProductID column value as a C# int, you call the GetInt3...

Ngày tải lên: 24/12/2013, 01:17

... illustrates how to read column values as Sql* types using the GetSql* methods */ using System; using System. Data; using System. Data.SqlClient; using System. Data.SqlTypes; class StronglyTypedColumnValuesSql ... types rather than the Get* methods and the standard C# types. I showed you the Get* methods earlier only because they work with non-SQL Server databas...

Ngày tải lên: 24/12/2013, 01:17

... spectrum of the original image are the same as in the previous case, i.e., Eqs. (29.72), (29.73) and (29.74) hold true. The other two unknowns, i.e., the variance of the additive noise and the DFT of the ... in terms of the AR coefficients and the covariance of the driving noise [38, 57]. Equation (29.53) can be written in the continuous frequency domain according to...

Ngày tải lên: 25/12/2013, 06:16