collecting data for e commerce newsletters or anything else

... like all the services I use and I’m on two dozen Each offers one or more products or features that either not exist elsewhere or are superior to the same features on other services And I’ve a really ... Convenience goods are found at supermarkets, convenience stores, and even in vending machines These goods must be widely distributed They may, therefore, go through several middlemen before they ... houses are another type of retail outlet Products are offered for sale at a lower price because there is a small sales staff or the retailer has been able to reduce overhead in another manner For...

Ngày tải lên: 23/07/2013, 16:01

... Publication Data Hassler, Vesna Security fundamentals for e- commerce — (Artech House computer security series) Business enterprises—Computer networks—Security measures Electronic commerce Security measures ... with buzzwords like e- commerce, ” “Internet,” “Web,” or “security.” E- commerce (electronic commerce) is a result of moving the economy to a new medium, namely the computer network For the most part, ... vulnerabilities at one place on the network can create risks for all.3 Security technologies are, for the most part, sufficiently mature for e- commerce To some extent they are also standardized to ensure...

Ngày tải lên: 14/08/2014, 18:21

... certificate(s) for a subject For example, a company may issue attribute certificates for its employees Each 58 Security Fundamentals for E- Commerce AM FL Y employee may be authorized to perform different ... (see FLT in Section 2.2.2.1) Each time the exponent is a multiple of q, the result will be equal to Therefore g is referred to as the generator of order q modulo p Because g is used to generate ... revokedCertificates field is a sequence that may contain one or more revoked certificates As with the certificate itself, there are optional extension fields, both for each revoked certificate (crlEntryExtensions)...

Ngày tải lên: 14/08/2014, 18:21

... gone well, the payee sends a payment receipt (Payee’s Payment Receipt) to the payer In this way the payee cannot later deny that the payer has paid for the ordered items The receipt should be ... The message is signed with the payee’s private key As mentioned before, the payee asks the acquirer for the Acquirer’s Payment Authorization message, since he needs as proof that the acquirer has ... delivery) has been negotiated before the Payment message, and that the Payment message uniquely identifies the payment transaction The payer sends the payee the Payment message, which contains the...

Ngày tải lên: 14/08/2014, 18:21

... the data exchanged between the two nodes must traverse some intermediate nodes An intermediate node must therefore switch data from one link to another Often there are several possible paths between ... the Internet However, there are already certain services that cross the boundaries between these networks For example, one can send an e- mail from the Internet to a mobile phone (e. g., via short ... After the Payment Request message, one or more Payment Exchange messages can be exchanged between the Consumer and the Payment Handler This type of message serves to carry the underlying payment-protocolspecific...

Ngày tải lên: 14/08/2014, 18:21

... challenge in the following format: otp- TE For example, “otp-md5 487 dog2.” The seed and the sequence number are the parameters that the requestor ... has been verified, so the server is completely relieved On the other hand, the firewall host must relay every TCP segment for the lifetime of the connection (sequence numbers are different) • ... server located in a corporate network in order to fetch his e- mails Suppose that between the user’s PC and the mail server there is some kind of network level security (end-to-end) in place, for...

Ngày tải lên: 14/08/2014, 18:21

... message The ServerKeyExchange message contains a public key for Client ClientHello Certificate ClientKeyExchange CertificateVerify [ChangeCipherSpec] Finished Server ServerHello Certificate CertificateRequest ... [ChangeCipherSpec] Finished ServerHello ServerKeyExchange ServerHelloDone [ChangeCipherSpec] Finished Figure 13.7 TLS handshake with key agreement pre_master_secret exchange If the server key is ... between a client request and the corresponding server Wietse Venema simply replaced the name of the server to be invoked by the name of the TCP wrapper The TCP wrapper then invokes the desired...

Ngày tải lên: 14/08/2014, 18:21

... Rewebber searches for all address references in the request and encrypts them accordingly Rewebber must be trusted by the Web servers using its service For more information, see, for example, ... requests that the entity enclosed in the message body be stored under the specified URI • DELETE: The client requests that the origin server delete the resource identified by the URI • TRACE: ... server) of two or more identical requests are the same as for a single request For example, requesting a price list (GET) for certain products over the Web is an idempotent method, because the...

Ngày tải lên: 14/08/2014, 18:21

... be generated for other possibly unsafe languages Therefore, the first Java security checks are performed by the bytecode verifier to verify whether the Java bytecode conforms to Java language rules ... approach does not, however, encourage 302 Security Fundamentals for E- Commerce widespread development and use of e- commerce technologies Some solutions are based on filtering out executable content ... (including the same jondos) The same holds for the end-server replies The messages exchanged between two jondos are encrypted with a key shared between them Only the initiating jondo knows the sender’s...

Ngày tải lên: 14/08/2014, 18:21

... reference (e. g., the agent reference) 350 Security Fundamentals for E- Commerce References [1] White, J E. , “Telescript Technology: The Foundation for the Electronic Market Place,” White paper, General ... accommodated for mobile networks and devices There is nevertheless a variety of new, more strongly personalized services specially tailored for mobile subscribers, because mobile devices are personal ... service to retrieve the private information The access element specifies access control for the entire deck (i .e. , deck-level access control) The access element attributes domain and path define...

Ngày tải lên: 14/08/2014, 18:21

... 372 eCash, 102–3 ECB See Electronic codebook ECDSA See Elliptic curve digital signature algorithm ECML See Electronic commerce modeling language E- commerce See Electronic commerce ECP See Encryption ... protocol EDGE See Enhanced data rates for GSM evolution EDI See Electronic data interchange EEPROM See Electrically erasable programmable memory Electrically erasable programmable memory, 370, ... Persistent memory technology (e. g., EEPROM) enables a smart card to store information even when the power is removed The JCVM is implemented as two separate pieces The first piece of the JCVM executes...

Ngày tải lên: 14/08/2014, 18:21

... to reward and retain workers who performed well Since the scope of this data collection effort extended beyond gathering English data alone, we Everyone who submitted descriptions in a foreign ... problem To measure semantic equivalence, we simply use BLEU with multiple references The large number of reference paraphrases capture a wide space of sentences with equivalent meanings While the ... overall We randomly selected 200 source sentences and generated paraphrases for each, representing the two extremes: one paraphrase produced by the model trained with single parallel sentences,...

Ngày tải lên: 20/02/2014, 04:20

... Check, Failed Performance Check, Failed Replicate Measurements Disagree Reference Material, Failed Reference Method Measurement, Inconsistent Standard Reference Material, Failed Partial Sample, ... Example statement: • When data are required for modeling or integrating studies, the originator of the data should be consulted before data or derived products are incorporated or published in a review ... Exceptional_ Event_Flag_ Code AIRS_ Flag_Code Code Definition: The reason for an abnormal observation EXA EXB EXC EXD EXE EXF EXG EXH EXI EXJ EXK EXL EXM EXN EXO EXP EXQ EXR EXS EXT A B C D E...

Ngày tải lên: 07/03/2014, 02:20

... the retailer The manufacturer benefits from greater competition between retailers, either because, for a given wholesale price, retail prices are lower and sales are greater, or because the same ... age of e- commerce 15 December 2008 systematic price level effects or there may even be a tendency for enhanced competition when there is upstream price discrimination 5.3 THE EFFICIENCY BENEFITS ... necessary to give incentives for efficiency-enhancing activities by the retailer Anticompetitive effects are therefore highly unlikely 2.3 EMPIRICAL EVIDENCE ON VERTICAL RESTRAINTS 41 While theory...

Ngày tải lên: 16/03/2014, 09:20

... e- commerce is an essential element of their shopper marketing strategy For example, e- commerce can be a highly effective platform for delivering shopper solutions that provide value to consumers ... they have decided, to easily reorder these products Conversely, dairy products are among the categories with the lowest degrees of e- commerce penetration They are expensive to ship in proportion ... by retailers, to get their products in front of shoppers earlier than ever before— in some cases, even before consumers explicitly express their intent to buy something Overall, e- commerce still...

Ngày tải lên: 16/03/2014, 11:20

... 622 625 FOREWORD Foreword to be supplied xvii Foreword xviii Foreword xix Foreword xx Foreword xxi Foreword xxii Foreword xxiii Foreword xxiv P R E FA C E ‘People tend to overestimate new technology ... interesting was that people were revealing their ‘real selves’ beneath their e- titles: they were either information technology people, or they were something else While a few could talk strategy ... Mobile e- commerce Mobile e- commerce , or m -commerce, is a subset of electronic commerce While it refers to online activities similar to those mentioned in the electronic commerce category, the...

Ngày tải lên: 28/06/2014, 23:20

... to detect either kind of pattern— from the deeply complex to the most straightforward In either case the evidence to support the relationship may be captured by the data store Therefore, the knowledge ... Welcome to the dig Given the fortunes to be made in knowledge discovery, the intrepid knowledge discovery agent would be wise to assemble a comprehensive, effective, easy to use, and efficient ... tools data store The knowledge discovery agent has to determine how the components of the mental model relate to the contents of the data store The fields of data in the data store contain measurements...

Ngày tải lên: 08/08/2014, 22:20

... of data we need, how we need to reformat or manipulate the data, and even how we need to guide the data mining engine in its search for relevant trends and patterns Chapter 30 2.3 How to develop ... broker performance relative to past performance and to predict future performance Supply chains and inventory management are expensive operational overheads In terms of sales and sales forecasting ... knowledge discovery practitioner Many best practices have been developed in the area of quality management to help people—and teams of people—to better conceptualize the problem space they are working...

Ngày tải lên: 08/08/2014, 22:20

... written or graphical form Often the report may be presented in the form of (IF … THEN) decision rules These decision rules can be read and applied by a person For example, a set of decision rules—derived ... and service delivery methods are evolving constantly The need for the modern enterprise to keep on top of this knowledge has led to the development of the discipline of knowledge management Data- derived ... Data- derived knowledge, sometimes called explicit knowledge, and knowledge contained in people’s heads, sometimes called tacit knowledge, form the intellectual capital of the enterprise More and more,...

Ngày tải lên: 08/08/2014, 22:20

... are cases where we may want to either aggregate or disaggregate the records in some manner to form new units of analysis For example, a vendor of wireless devices and services may be interested ... metric for each of the dimensions to be included in the clustering and calculating the summed differences or distances—between all the metrics for the dimensions from the mean or average for each ... values that are created from separate variables, or measurements, and are typically formed to serve as proxies for some other useful measurement or concept to be included in the analysis For example,...

Ngày tải lên: 08/08/2014, 22:20