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a noted computer security expert has said that without integrity no system can provide confidentialitya do you agree
1 prove that any file in the dgux system with a link count greater than 1 must have an explicit mac label2 in the dgux
suppose one wishes to confirm that none of the files in the directory usrspoollpd are worldreadablea what would the
consider the uc davis policy on reading electronic mail a research group wants to obtain raw data from a network that
1 the models in this chapter do not discuss availability what unstated assumptions about that service are they making2
1 if one-time pads are provably secure why are they so rarely used in practice2 prove that the des key consisting of
1 prove that two users who perform a diffie-hellman key exchange will have the same shared key2 in the example
1 a network consists of n hosts assuming that cryptographic keys are distributed on a per-hostpair basis compute how
it is often said that breaking rsa is equivalent to factoring the modulus na prove that if n can be factored one can
1 why should salts be chosen at random2 does using passwords with salts make attacking a specific account more
1 explain the advantages of ipv6 when compared to ipv42 explain the use of the flow field in ipv6 what is the potential
1 what is the purpose of including the ip header and the first 8 bytes of datagram data in the error-reporting icmp
1 using the cidr notation show the link local address in which the node identifier is 0123482 using the cidr notation
1 an ipv6 packet consists of a base header and a tcp segment the length of data is 128000 bytes jumbo payload show the
assume you need to write and test a client-server application program on two hosts you have at homea what is the range
1 using the cidr notation show the ipv6 address compatible to the ipv4 address 129612342 using the cidr notation show
1 in which transition strategy do we need to have both ipv4 and ipv6 in the path2 compare and contrast the ipv4 header
assume we want to change the stop-and-wait protocol and add the nak negative ack packet to the system when a corrupted
1 some of the application programs can use the services of two transport-layer protocols udp or tcp when a packet
using 5-bit sequence numbers what is the maximum size of the send and receive windows for each of the following
1 assume a private internet uses a protocol suite totally different from the tcp ip protocol suite can this internet
1 in tcp does a fin segment close a connection in only one direction or in both directions2 in tcp what type of flag
1 we said that tcp provides a connection-oriented service between the two application programs a connection in this
1 in tcp can the sender window be smaller larger or the same size as the receiver window2 can you mention some tasks
1 is the use of checksum for error control optional or mandatory ina udpb tcp2 assume a tcp server expects to receive