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message authentication - traduction vers russe
message authentication
IN INFORMATION SECURITY
Data authenticity; Authenticity (information security); Data origin authentication; Data-origin authentication; Data Origin Authentication; Message Authentication; Data Authentication; Data authentication; Data origin authenticity; Message authenticity; Data-origin authenticity; Cryptographitcally authenticated; Cryptographic authentication; Cryptographically authenticated
аутентификация сообщений
data origin authentication
IN INFORMATION SECURITY
Data authenticity; Authenticity (information security); Data origin authentication; Data-origin authentication; Data Origin Authentication; Message Authentication; Data Authentication; Data authentication; Data origin authenticity; Message authenticity; Data-origin authenticity; Cryptographitcally authenticated; Cryptographic authentication; Cryptographically authenticated
аутентификация источника данных
cryptographic authentication
IN INFORMATION SECURITY
Data authenticity; Authenticity (information security); Data origin authentication; Data-origin authentication; Data Origin Authentication; Message Authentication; Data Authentication; Data authentication; Data origin authenticity; Message authenticity; Data-origin authenticity; Cryptographitcally authenticated; Cryptographic authentication; Cryptographically authenticated
криптографическая аутентификация, аутентификация с использованием криптографических средств и методов
Définition
message passing
One of the two techniques for communicating between parallel
processes (the other being shared memory).
A common use of message passing is for communication in a
parallel computer. A process running on one processor may
send a message to a process running on the same processor or
another. The actual transmission of the message is usually
handled by the run-time support of the language in which the
processes are written, or by the operating system.
Message passing scales better than shared memory, which is
generally used in computers with relatively few processors.
This is because the total communications bandwidth usually
increases with the number of processors.
A message passing system provides primitives for sending and
receiving messages. These primitives may by either
synchronous or asynchronous or both. A synchronous send
will not complete (will not allow the sender to proceed) until
the receiving process has received the message. This allows
the sender to know whether the message was received
successfully or not (like when you speak to someone on the
telephone). An asynchronous send simply queues the message
for transmission without waiting for it to be received (like
posting a letter). A synchronous receive primitive will wait
until there is a message to read whereas an asynchronous
receive will return immediately, either with a message or to
say that no message has arrived.
Messages may be sent to a named process or to a named
mailbox which may be readable by one or many processes.
Transmission involves determining the location of the
recipient and then choosing a route to reach that location.
The message may be transmitted in one go or may be split into
packets which are transmitted independently (e.g. using
wormhole routing) and reassembled at the receiver. The
message passing system must ensure that sufficient memory is
available to buffer the message at its destination and at
intermediate nodes.
Messages may be typed or untyped at the programming language
level. They may have a priority, allowing the receiver to
read the highest priority messages first.
Some message passing computers are the {MIT J-Machine
(http://ai.mit.edu/projects/cva/cva_j_machine.html) }, the
{Illinois Concert Project
(http://www-csag.cs.uiuc.edu/projects/concert.html) } and
transputer-based systems.
Object-oriented programming uses message passing between
objects as a metaphor for procedure call.
(1994-11-11)
Wikipédia
Message authentication
In information security, message authentication or data origin authentication is a property that a message has not been modified while in transit (data integrity) and that the receiving party can verify the source of the message. Message authentication does not necessarily include the property of non-repudiation.
