نتایج جستجو برای: and at last electronic signatures certification service

تعداد نتایج: 17220170  

2009
Herbert Leitold Reinhard Posch Thomas Rössler

Governments and public administrations produce documents – laws, orders, permits, notifications, etc. With the transition from traditional paper-based administration to eGovernment that we have seen in the last decade, authentic electronic documents gain importance. Electronic signatures promise to be a tool of choice. However, given the choice of access channels – electronic or conventional – ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم انسانی و اجتماعی 1388

the present study set out (a) to examine the categories of pedagogical knowledge related to the act of teaching of novice and experienced teachers as gleaned from their verbal report of what they were thinking about while teaching and (b) to compare the categories of pedagogical knowledge of novice and experienced teachers. the aim of comparing these two groups of teachers was to see whether di...

Journal: :international journal of information science and management 0
m. jaber hossain m.a. , lecturer, department of information science and library management, university of dhaka md. shiful islam m.a. , lecturer, department of information science and library management, university of dhaka

the study discusses the traditional and online procedures and outlines of sdi service. the paper has also taken an initiative to formulate an exact matching technique between user’s subject interest and document profile with exploration along with electronic delivery of voluminous information technique. it also discusses some standard features and model of user profile. finally, the paper explo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1392

abstract the present study deals with a comparison between reactive and pre-emptive focus-on-form in terms of application and efficiency. it was conducted in an intermediate english class in shahroud. 15 male learners participated in this research and their age ranged from 18 to 25. a course book, new interchange 3, and a complementary book were used. every session the learners gave lectures o...

پایان نامه :دانشگاه بین المللی امام خمینی (ره) - قزوین - دانشکده علوم پایه 1392

in this thesis,spin dependend transport and electron transport through of ng/sg(graphene/ superconductor graphen) are studied in the junction of ng/fgt/sg. due to andreev reflection conductance increases in the presence of superconductor graphene.also, by applying a voltage gate on a superconductor, fermi level shifts and the conductance is independent of ferromagnatic substrate. also, the cond...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1390

one very decisive factor in students’ academic destiny is the result they get at final term examinations. because of its importance, both students and teachers are curiously anxious about them. as normally it is the case, these final term tests are prepared hurriedly in short time by teachers which result in students’ dissatisfaction, complaining on how the test was different from their expecta...

2013
Arnau Vives-Guasch Magdalena Payeras-Capellà Macià Mut Puigserver Jordi Castellà-Roca Josep Lluís Ferrer-Gomila

Electronic tickets demonstrate, without the use of paper, the possession of an authorization or access to a determined service. In this scenario, some security requirements must be accomplished. Moreover, some determined services should guarantee the anonymity of the users in the system. In addition to these requirements, the transferability of a ticket from one user to another (without involvi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده ادبیات و زبانهای خارجی 1393

abstract listening is a key and main tool in second language skill and its development is of prime concern to teachers and learners. furthermore, the application of technology in language classrooms has become more commonplace in the last fifty years. computer and the internet have made foreign language materials easy to access and use. so, the present study is an attempt to examine the effec...

2015
Iván Marinovic Andrzej Skrzypacz Felipe Varas

We study a firm investing in quality and building its reputation for quality. Quality can be certified at a cost. We consider two types of equilibria: one in which certification decisions are made based on firm’s reputation and the second in which they are made based on the time since last certification. We show that reputation-based certification has a very limited effect on incentives to inve...

2000
Pierre Bieber Jacques Cazin Pierre Girard Jean-Louis Lanet Virginie Wiels Guy Zanon P. Bieber J. Cazin P. Girard J.-L. Lanet V. Wiels G. Zanon

The paper describes the status of a joint project between Gemplus and ONERA. Gemplus developed an electronic purse running on Java enabled smart cards. The project goal is to verify security properties that should be enforced by the applets involved in this application. A security policy has been defined that associates levels to applet attributes and methods and defines authorized flows betwee...

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