authenticating communications using digital signatures

Tài liệu [ Team LiB ] Using Digital Signatures pptx

Tài liệu [ Team LiB ] Using Digital Signatures pptx

... certificate, use Import/Export to install your digital ID If you need a digital signature, choose Get a Digital ID This opens your Internet browser to a list of digital ID providers who partner with Microsoft ... Set Up a Digital Signature Before you can use a digital signature, it must be installed and set up in Outlook Open the Tools, Options, Security dialog If you already have a current digital certificate, ... digital certificate to her contact record Confirm that the digital signature was added to the contact by looking on the contact's Certificates tab (see Figure 8.8) Figure 8.8 Your contact's digital...

Ngày tải lên: 21/01/2014, 02:20

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Tài liệu Using Digital Signatures doc

Tài liệu Using Digital Signatures doc

... certificate, use Import/Export to install your digital ID If you need a digital signature, choose Get a Digital ID This opens your Internet browser to a list of digital ID providers who partner with Microsoft ... Set Up a Digital Signature Before you can use a digital signature, it must be installed and set up in Outlook Open the Tools, Options, Security dialog If you already have a current digital certificate, ... digital certificate to her contact record Confirm that the digital signature was added to the contact by looking on the contact's Certificates tab (see Figure 8.8) Figure 8.8 Your contact's digital...

Ngày tải lên: 21/01/2014, 02:20

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Tài liệu Báo cáo " Research on the optimal picket sampling interval in automated digital terrain model creation by using digital photogrammetry " ppt

Tài liệu Báo cáo " Research on the optimal picket sampling interval in automated digital terrain model creation by using digital photogrammetry " ppt

... [1] P.V Thanh, Digital elevation models in natural resource and environment research, Publishing House of Science and Technology, Hanoi, 2004 (in Vietnamese) [2] M Kasser, Y Egels, Digital Photogrammetry, ... we investigated the influences of PSI on the number of error pickets and the accuracy of DTM by using airphoto database of Vietnam On this basis, some recommendations on choosing optimal PSI are ... Photoscanning: the airphotos are scanned at different resolutions from 800dpi (32µm) to 1600dpi (16µm) by using photogrammetric scanner ZEISS SCAI - Project assembling: the main purpose of this step is...

Ngày tải lên: 13/02/2014, 12:20

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Authentication Methods: From Digital Signatures to Hashes doc

Authentication Methods: From Digital Signatures to Hashes doc

... theory (quickly) – DLOG – ElGamal, another Public Key Algorithm…  Digital Signatures: – The basic idea – RSA Signatures and ElGamal Signatures – Inefficiencies: Hashing and Signing  Hash Functions: ... forge and use elsewhere  Conventional signing can’t work in the digital world  We require a digital signature to satisfy: Digital signatures can’t be separated from the message and attached to ... Application for Digital Signatures  Suppose we have two countries, A and B, that have agreed not to test any nuclear bombs (which produce seismic waves when detonated) How can A monitor B by using seismic...

Ngày tải lên: 15/03/2014, 17:20

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internet communications using sip delivering voip and multimedia services with session initiation protocol

internet communications using sip delivering voip and multimedia services with session initiation protocol

... Internet Communications Using SIP Delivering VoIP and Multimedia Services with Session Initiation Protocol Second Edition Henry Sinnreich Alan B Johnston Internet Communications Using SIP Second ... Edition Internet Communications Using SIP Delivering VoIP and Multimedia Services with Session Initiation Protocol Second Edition Henry Sinnreich Alan B Johnston Internet Communications Using SIP: ... Integrated Services Digital Network (ISDN) and the Asynchronous Transfer Multiplex (ATM) based broadband version BISDN, envisaged for the telecommunications industry by the International Telecommunications...

Ngày tải lên: 03/06/2014, 01:40

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Báo cáo hóa học: " Research Article Interference Excision in Spread Spectrum Communications Using Adaptive Positive Time-Frequency Analysis" pdf

Báo cáo hóa học: " Research Article Interference Excision in Spread Spectrum Communications Using Adaptive Positive Time-Frequency Analysis" pdf

... spread-spectrum system using time-frequency decomposition,” IEE Proceedings: Communications, vol 142, no 6, pp 393–400, 1995 [3] H V Poor and X Wang, “Adaptive suppression of narrowband digital interferers ... detect the interfering signals using the HRT, which can detect any line satisfying a parametric equation We then reconstruct a model of the interfering chirps using the TF functions and excise ... decomposed using the same iteration procedure After M iterations, the signal x(n) can be represented as M −1 Rm x, gγm gγm (n) + RM x, x(n) = m=0 (10) EURASIP Journal on Wireless Communications...

Ngày tải lên: 22/06/2014, 19:20

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Báo cáo y học: "Diagnosis of periarticular osteoporosis in rheumatoid arthritis using digital X-ray radiogrammetry" ppsx

Báo cáo y học: "Diagnosis of periarticular osteoporosis in rheumatoid arthritis using digital X-ray radiogrammetry" ppsx

... parameters on digital X-ray radiogrammetry J Clin Densitom 2005, 8:87-94 Böttcher J, Pfeil A, Rosholm A, Petrovitch A, Seidl BE, Malich A, Kramer A, Lehmann G, Hein G, Kaiser WA: Digital X-ray ... Predicting erosive disease in rheumatoid arthritis A longitudinal study of changes in bone density using digital X-ray radiogrammetry: a pilot study Rheumatalogy 2004, 43:1561-1564 Haugeberg G, Green ... Vol 10 No Böttcher and Pfeil the potential of DXR to estimate and quantify cortical bone status using digitized radiographs [5,6] Clinical applications of DXR DXR is a new operator-independent...

Ngày tải lên: 09/08/2014, 10:22

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Báo cáo y học: "Reliability of capturing foot parameters using digital scanning and the neutral suspension casting technique" ppt

Báo cáo y học: "Reliability of capturing foot parameters using digital scanning and the neutral suspension casting technique" ppt

... for rater and 1.50° for rater with digital scanning and 5.27° and 3.08° respectively with neutral suspension casting The SRD with digital scanning of Discussion Digital scanning and neutral suspension ... Neutral Suspension Casting Digital Scanning Overall, we found excellent intra and inter-rater reliability with low SEM values for measurement of the six parameters using digital scanning within ... and six digital images were taken of the left foot of all participants Three casts of the left foot were taken by rater followed by rater with a minute rest period between each cast Three digital...

Ngày tải lên: 10/08/2014, 21:24

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Improved performance of hard disk drive servomechanism using digital multirate control

Improved performance of hard disk drive servomechanism using digital multirate control

... Generalized digital control system General architecture of a digital control system is shown in Fig.1.3, where G(s) is a continuous time plant, C[z] is a discrete-time controller implemented in digital ... tracking control method is proposed for digital control systems, where the speed of the Analog-to -Digital converters (ADC) is assumed slower than that of the Digital- to-Analog converters (DAC) This ... presented here • Analog Sampled Data and Digital Control Early digital controllers on drives emerged for reasons of either economy or performance By using a microprocessor to servo control, the...

Ngày tải lên: 17/09/2015, 17:20

239 385 0
AN1316   using digital potentiometers for programmable amplifier gain

AN1316 using digital potentiometers for programmable amplifier gain

... decoding UNDERSTANDING THE DIGITAL POTENTIOMETER’S RESISTOR NETWORK To understand how the digital potential will operate in the circuit, one needs to understand how the digital potentiometer’s resistor ... for programmable amplifier gain circuits that should be understood when using a digital potentiometer in these circuits Digital potentiometers are a good fit for these circuits, especially with ... programmable gain circuit implementations utilize the digital potentiometer in the potentiometer configuration Rheostat Configuration When the digital potentiometer is in a rheostat configuration,...

Ngày tải lên: 11/01/2016, 16:55

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Multi-Carrier Digital Communications - Theory and Applications of OFDM

Multi-Carrier Digital Communications - Theory and Applications of OFDM

... Multi-Carrier Digital Communications Theory and Applications of OFDM Chapter 1.1 Introduction to Digital Communications Background The physical layer of digital communications includes mapping of digital ... CHAPTER 10 DIGITAL BROADCASTING 191 10.1 10.2 10.3 10.4 BROADCASTING OF DIGITAL AUDIO SIGNALS 191 SIGNAL FORMAT 194 OTHER DIGITAL BROADCASTING SYSTEMS .197 DIGITAL ... applied to many more new communications systems over the next several years 16 Introduction to Digital Communications References Gitlin, R.D., Hayes J.F., Weinstein S.B Data Communications Principles...

Ngày tải lên: 02/03/2013, 16:58

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Digital Communications I: Modulation and Coding Course

Digital Communications I: Modulation and Coding Course

... Equalization using MLSE (Maximum likelihood sequence estimation) Filtering Transversal filtering Zero-forcing equalizer Minimum mean square error (MSE) equalizer Decision feedback Using the past ... Baseband pulse Sample (test statistic) 19 ˆ mi Equalization ISI due to filtering effect of the communications channel (e.g wireless channels) Channels behave like band-limited filters Hc ( f...

Ngày tải lên: 18/10/2013, 06:15

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Module 2: Using Web Parts and Digital Dashboard Components

Module 2: Using Web Parts and Digital Dashboard Components

... Properties ! Using Web Part Schema Execution Properties ! Using Web Part Schema Appearance Properties ! Using Web Part Schema Basic Properties ! Examining the Digital Dashboard Factory ! Using the Digital ... the Digital Dashboard” white paper supplied with the Digital Dashboard Resource Kit Digital dashboard administrators can create their own digital dashboard factories, based on the default digital ... Module 2: Using Web Parts and Digital Dashboard Components Defining Digital Dashboard Folder Slide Objective To show how properties of the digital dashboard schema affect the appearance of a digital...

Ngày tải lên: 23/10/2013, 00:15

48 539 0
Digital Sound Recorder: A case study on designing embedded systems using the UML notation.

Digital Sound Recorder: A case study on designing embedded systems using the UML notation.

... design of an embedded system using the Unified Modelling Language (UML) The analysed system is a digital sound recorder, or Dictaphone The design has been implemented using an embedded processor ... systems using the UML notation and object-oriented analysis and design techniques This document describes the object-oriented design and implementation of a digital sound recorder, or Dictaphone, using ... using a 32 bits RISC embedded processor 2 Requirements Analysis A digital sound recorder is a consumer electronic appliance designed to record and play back speech The messages are recorded using...

Ngày tải lên: 24/10/2013, 23:15

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Real-Time Digital Signal Processing - Chapter 9: Practical DSP Applications in Communications

Real-Time Digital Signal Processing - Chapter 9: Practical DSP Applications in Communications

... `Dual-tone multifrequency receiver using the WE DSP16 digital signal processor,' Application note, AT&T [9] Analog Devices, Digital Signal Processing Applications Using the ADSP-2100 Family, Englewood ... Adaptive equalizer for wireless communications (3) 436 PRACTICAL DSP APPLICATIONS IN COMMUNICATIONS Speech Codecs A-law and m-law companding (1) 10 International Telecommunications Union (ITU) G.726 ... sine (or cosine) function generator using the complete table (0 2p) can be easily implemented using only a few lines of assembly code, while a function generator using a quarter table (0 p=2) will...

Ngày tải lên: 06/11/2013, 18:15

45 576 0
Tài liệu Digital Character Painting Using Photoshop CS3 P1 docx

Tài liệu Digital Character Painting Using Photoshop CS3 P1 docx

... Idea Using Caricature Using Humor Using Blotter Pictures Using Exaggeration Using Satire Using Parody Doing Some Expression Exercises Doing Some Five-Dot Action Exercises Using Folded Paper Using ... Adding and Subtracting Using Repetition Using Combinations Transferring Characteristics Superimposing Changing the Scale Substituting Distorting Disguising the Character Using Analogy Creating ... with Metamorphosis and Mutation Using Metaphors Using Visual Puns Doodling and Scribbling Making Things Look Strange, or Transforming the Ordinary into the Fantastic Using Mimicry Conclusion 22 22...

Ngày tải lên: 22/12/2013, 23:15

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Tài liệu PDA Robotics - Using Your Personal Digital Assistant to Control Your Robot ppt

Tài liệu PDA Robotics - Using Your Personal Digital Assistant to Control Your Robot ppt

... PDA Robotics This page intentionally left blank PDA Robotics Using Your Personal Digital Assistant to Control Your Robot Douglas H Williams McGraw-Hill New York Chicago ... Introduction Acknowledgments Anatomy of a Personal Digital Assistant (PDA) xv xix Robotic System Overview 15 Tools and Equipment 23 Infrared Communications Overview 29 The Electronics 43 Building ... First 26 Where to Get Equipment 27 Infrared Communications Overview Technical Summary of IrDA Data and IrDA Control 29 31 IrDA’s New Full Range of Digital Information Exchange via Cordless IR...

Ngày tải lên: 24/12/2013, 14:16

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