V O L U M E 2 ‚ N U M B E R 1 — S P R I N G 1 9 9 6 CryptoBytes R S A L A B O R A T O R I E S ’ Contents 1 Asymmetric E c y t o :E o u i n nrpin vlto and Enhancements 2 Eio’ Nt dtrs oe 7 PayWo and rd Mc Mn: i ro i t Two Simple Mc i ropayment Schemes 12 Message Authentication Using Hash Functions: the HMAC Construction 16 Announcements The technical newsletter of RSA Laboratories‚ a division of RSA Data Security‚ Inc. A sy m m e tri c E n c ry p ti o n : Ev o lu ti o n a
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security measure should be used to protect the data‚ asymmetric or symmetric. There are two questions that we need to ask ourselves: is one is better than the other and which one will protect our information to the fullest possible length? Or is there a way to use both types of encryption that would maximize our protection efforts? It’s time to explore our options for keeping our information under lock and key. To truly be able to decide which encryption type would work best we must first understand
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What are the advantages and disadvantages of travel? One of the advantages of travel is that it broadens the mind or‚ in other words‚ broadens an individual’s life experiences. In addition‚ the exposure to a another part of your own country or a foreign country allows you to reexamine your life and to reassess your way of thinking. Another advantage‚ in the case of foreign travel‚ is that it is a reason for learning a foreign language. Learning a foreign language provides you with both intellectual
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Some advantages and disadvantages of internet Availability of Knowledge Advantages The internet which was once just a little puddle‚ now‚ have become an ocean; an ocean of knowledge. It is like a magical crystal ball which has an answer for every question of yours and the best thing about it is; it is completely free. I know how much I have learnt from the internet. How internet is better than books when it comes to knowledge? The answer to this would be the infinity of the internet. Plus‚ apart
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a written or printed form used in gathering information on some subject or subjects‚ consisting of a set of questions to be submitted to one or more persons All lecturers come in contact with questionnaires whether it is the standard end of year course questionnaire or one that is used in research. These questionnaires come in many different forms from: factual to opinion based‚ from tick boxes to free text responses. Whatever their form‚ questionnaires are often viewed as quick and easy to
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[pic] Medical – Health & Family Welfare‚ Education 1. Motive : To provide the Medical related facilities and prevention of Health to each and every‚ last person of the Nation. 2. Reason : As per present scenario Government Medical Institutions are able to serve/treat only 20% of the Indian population. Rest 80% have to depend upon private sector. 3. Source : Co-operative or Private Public Partnership (Where Management is private while Government place a supportive role). 4. Content : a.
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There are some advantages or disadvantages of scientific invention Advantages: * Scientific inventions have made man’s life easier and more enjoyable to live. * Less work for humans. * More effectiveness in doing some things. Medicines easier to synthesise. * Faster to do some jobs. * Scientific inventions have helped us discover things we never knew before such as how to treat illnesses and disease. * A lot of aspects of life have been made a lot easier thanks to
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results. Lastly‚ when students are overseas‚ they will get the freedom they long for. Students will learn to be more mature and be responsible in their actions since there is no one to monitor their movements. However‚ studying overseas has its disadvantages too. Students whom are not independent to take care of themselves would suffer overseas.
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1. Disadvantage 1. It destroys your social life and interactions with humans if you do not maintain the balance. 2. It may effect to the destruction of your eye sight due to radiation. 3. It may cause pimples and wrinkles. 4. It may damage your studies and life. 5. Too much time in front of monitor may adverse effect your eye sight and can also make you fat. 6. The way it distracts and can deviate our thoughts and activities towards unproductive activities. 7. It could cause violation
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What are the advantages and disadvantages to teamwork? Teamwork‚ some think it’s just plain boring while others think it’s fun and very helpful. Teamwork mostly only has advantages. We can see them and name them. Meanwhile‚ teamwork also has small disadvantages here and there‚ usually hard to see them in our everyday work. Why is it worth working in a team and sometimes not? Would you work in a team and get things done faster and more professional or would you rather work by yourself
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