a successor to the data encryption standard

... Interna- Data Encryption Standard 21 tional Standards Organization (ISO) adopted the algorithm, calling it DEA-1 Australia’s banking standard also was built around DES Given the widespread adoption ... 39 language dictionary that goes from one language to another in the front part, and then back again in the second half To encrypt a message like: Meet at the library after school today The topic ... Standard, ” was released.11 A private, non-profit industry association, the American National Standards Institute (ANSI) had (and still has) a committee to handle the standardization of information technology...

Ngày tải lên: 25/03/2014, 11:08

... (trước mã h a) văn mã (sau mã h a) Do tính bù, ta giảm độ phức tạp công duyệt to n xuống lần (tương ứng với bít) với điều kiện ta l a chọn rõ 2 Các kh a yếu mã Des: Ngoài DES có kh a yếu (weak keys) ... hoá, ch a khoá dùng để mã hoá DES tin Kết thu lại cho qua trình giải mã DES với ch a khoá ch a khoá thứ hai Bản tin sau qua biến đổi thuật to n DES hai lần lại mã hoá DES lần với ch a khoá để ... kh a yếu mã h a (E) giải mã (D) cho kết quả: EK(EK(P)) = P or equivalently, EK = DK Bên cạnh đó, có cặp kh a n a yếu (semiweak keys) Mã h a với kh a cặp, K1, tương đương với giải mã với kh a lại,...

Ngày tải lên: 30/05/2015, 08:06

... bit manipulation of a stream of data according to a matrix, the matrix is read from left to right, top to bottom, and interpreted as the bit position in the output block For example, the initial ... (BIT) in the data location pointed to by INDF0 is set The main algorithm requires that the 16 subkeys, each 48-bits long, be generated These 16 subkeys are then used at the 16 stages of the algorithm ... nor any other semiconductor manufacturer can guarantee the security of their code Code protection does not mean that we are guaranteeing the product as “unbreakable” Code protection is constantly...

Ngày tải lên: 11/01/2016, 11:52

... and run the Visual Basic NET-Chapter solution From the main page, click on the hyperlink with the caption How -To 5.8: Hyperlink From a Row in the Data Grid to a Detail Page You then see all the ... 5.30 to the Load event of the page Listing 5.30 wfrmHowTo5_ 8a. aspx.vb: Filling and Binding the Products to the DataGrid Object Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) ... the Columns tab and set the properties as displayed in Figure 5.14 Be sure to note the name of the form you are calling in the URL Format String so that you can name it the same in step Add the...

Ngày tải lên: 21/01/2014, 12:20

... to the HAP Standard Humanitarian Accountability and Quality Management First published by Oxfam GB for HAP International in 2008 © HAP International 2008 The Guide to the HAP Standard: Humanitarian ... certified agencies will at a minimum: • explain their accountability and quality management obligations as HAP Standard bearers to their humanitarian partners; • seek ways and means to improve the quality ... accountability framework Makes a publicly available statement of its humanitarian accountability framework What is a humanitarian accountability framework? HAP defines a humanitarian accountability...

Ngày tải lên: 04/11/2014, 15:55

... change to that of a respiratory airborne-virus that is adapted to the mammalian lung? Second, the viruses must adapt to environmental changes, able to withstand temperate, moisture and ph changes ... mammalian hosts These animals, usually pigs, act as a transformer or converters; creating a strain that can more readily infect humans Pigs can be infected with both avian and human influenza ... physicians to various public health departments [11] Medical researchers at the time offered the following hypothesis what had happen to the influenza when it went to France The first theory that was...

Ngày tải lên: 02/11/2012, 11:12

... site next to the river It was a beautiful day, my friends and I decided to go on a picnic We took a bus to the countryside and then walked about 20 minutes to the picnic site next to the river ... blankets / lay out / food We put down the blankets and laid out the food We We put down the blankets and laid out the food After meal / play / games / “What song is it?” / blind man’s buff Late ... countryside / walk / 20 minutes / picnic site / river It was a beautiful day, my friends and I It decided to go on a picnic We took a bus to the countryside and then walked about 20 minutes to the picnic...

Ngày tải lên: 01/06/2013, 08:47

Ngày tải lên: 01/06/2013, 08:47

... he also helps on the (7) ……… The family relaxes on Saturday farm afternoons and (8)…… Peter play (9) they watch …… Van likes the Parkers, and he baseball enjoys being a (10) …… of their family ... than standard time 2- c 3- b 4- e 5- a b.Complete the summary Use information from the passage A VietNamese boy named Van is living with the Parker family in the American state of (1) …… Mr Parker ... while Mrs Parker works part-time at a grocery store  a farmer F They have three children F Van feeds the pigs and collects their eggs  two  the chickens T The Parker family and Van eat hamburgers...

Ngày tải lên: 21/06/2013, 01:25

... collected us at o'clock early in the morning c We usually go to our home village at least once in the summer d We walked for half and hour to reach the waterfall e They planned to have the trip in ... She loves to watch the stars at night 4 Match the half - sentences Hoa worked hard, It was hot, Nga is sick today, Na woke up late, The new camera didn’t work, a so I turned on the air conditioner ... hour to reach the waterfall e They planned to have the trip ….… June f She loves to watch the starts …… night 3.Complete the sentences with on, at, in,for a Goodbye! See you on Monday b The bus...

Ngày tải lên: 26/06/2013, 01:27

... going there for their weekends T 3.There is a small bamboo forest at the entrance to the village F 4.Liz had a snack at at the house of Ba,s uncle F 5.There is a shrine on the mountain near Ba,s ... It is at the entrance to the village 4.What did they see on the mountain ? They saw the shrine of a Vietnamese hero 5.Where did they have their picnic? They had their picnic on the river bank ... village T 6.Everyone had a picnic on the mountain F 7.Everyone left the village late in the evening T 8.Liz had a videotape to show her trip to her parents F 9.Liz wants to go there again T b Answer...

Ngày tải lên: 01/07/2013, 01:25

... Ba and his family had a day trip to their home village There is a small bamboo forest at the entrance to the village There is a big old banyan tree at the entrance to the village Liz had a snack ... forest at the entrance to the village Liz had a snack at the house of Ba’s uncle There is a shrine on the mountain near Ba’s village Everyone had a picnic on the mountain Everyone left the village ... late in the evening Liz had a video tape to show the trip to her parents Liz wants to go there again  Correction : F  F  F  Ba and his family had a two – day trip to their home village Ba...

Ngày tải lên: 05/07/2013, 01:27

... entrance to the village big old banyan tree at the entrance to the village Liz had a snack at the house of Ba’ uncle The is a shrine on the mountian near Ba’ village Everyone had a pinic on the ... False statements prediction: Correct false statements: Ba and his family had a day trip to their home village There is a big old banyan tree at the entrance to the village Everyone had a snack ... about 60 kilometers to the north of Ha Noi Ba and his family got to the village by bus The banyan tree is at the entrance to the village They saw the shrine of a VietNamese hero on the mountain...

Ngày tải lên: 28/07/2013, 01:27

... Functional Manager Functional Manager Functional Manager Manager of Project Managers Staff Staff Staff Project Manager Staff Staff Staff Project Manager Staff Staff Staff Staff Project Manager (Gray ... functional organization may create a special project team to handle a critical project Such a team may have many of the characteristics of a project team in a projectized organization The team may include ... improving and detailing a plan as more detailed and specific information and more accurate estimates become available Progressive elaboration allows a project management team to define work and manage...

Ngày tải lên: 17/08/2013, 11:00

... to the village? - They got to the village by bus Where is the banyan tree? - The banyan tree is at the entrance to the village What did they see on the mountain? - They saw the shrine of a Vietnamese ... village day Many people like going there for their weekend F T There is a small bamboo forest at the entrance to the village banyan tree F Liz has a snack at the house of Ba’ uncle under the ... Vietnamese hero on the mountain - They saw the shrine of a Vietnamese hero on the mountain Where did they have their picnic? - They had their picnic on the river bank What did Liz to show the...

Ngày tải lên: 27/08/2013, 07:10

... listen to the tape - Read the correct answers and copy down *Answer key F ( Ba and his family had a day trip to their home village ) T F ( There is a big old banyan tree at the entrance to the ... : What trees / vegetables farmers in America grow What animals they raise ? What they usually eat ? - Call on some pairs to demonstrate III While- reading: ? Listen to the teacher and read the ... some pairs to read their answers aloud - Correct mistakes and give correct answers : - Ask Ss to read the text again and complete the summary - Call on some Ss to read the complete passage aloud...

Ngày tải lên: 05/09/2013, 06:10

... on the farm On Saturday afternoons, Peter plays baseball .The Parker family and Van eat hamburgers or hot dogs while they watch Peter play The Parkers are nice so Van feels like a member of their ... maize on his farm , while Mrs Parker works part – time at a grocery store in a nearby town They have two children Peter is the same age as Van, and Sam is still in primary school On Saturday afternoons, ... Sometimes, hefarm also helps on the (7) The family relaxes on Saturday afternoon and (8) they watch baseball member Peter plays (9) Van likes the Parkers ,and he enjoys being a (10 ) of their Mr Parker...

Ngày tải lên: 08/09/2013, 04:10

... Ba and his family get to the village ? Ba and his family got to the village by bus Where is the banyan tree ? The banyan tree is at the entrance to the village What did they see on the mountain ... to the village by bus The banyan tree is at the entrance to the village They saw the shrine of a VietNamese hero on the mountain They had their picnic on the river bank She took a lot of photos ... trip to their home village There is a big old banyan tree at the entrance to the village Everyone had a snack under the banyan tree Everyone had a picnic on the river bank Liz took a lot of photos...

Ngày tải lên: 15/09/2013, 12:10

... on the farm The family relaxes on Saturday afternoon and they watch Peter play baseball Van likes the Parkers, and he enjoys being a member of their family ANSWER THE QUESTIONS 1.What does Van ... on Saturday afternoon and Peter play Van likes the Parkers, and he enjoys being a of their family A Vietnamese boy named Van is living with the Parker family in the American state of ... Ohio Mr Parker is a farmer and Mr Parker works part-time at a grocery store in a nearby town They have two children, Peter and Sam Van often does chores after school Sometimes, he also has to help...

Ngày tải lên: 27/09/2013, 13:10

... (5’) - Pair work - Have ss read the questions in a and work in pairs playing the roles of A and B to ask and answer about their partners home village, using the information in the box - Pair work ... member of the family +Para 2: Mr Parker grows maize on his farm, while Mrs Parker works part- time at a grocery store in nearby town They have two children Peter is the same age as Van, and Sam is ... works part- time at a grocery store in a nearby town => They are Peter and Sam => He feeds the chickens, collects eggs, and helps Mr Parker on the farm => They relax and watch Peter play base ball...

Ngày tải lên: 28/09/2013, 17:10