Titlebook: Communications and Multimedia Security; Reinhard Posch Book 1995 IFIP International Federation for Information Processing 1995 communicati

CHOKE

虛弱的神經(jīng)

https://doi.org/10.1007/0-306-48163-4 Examples of different methods both for information hiding and a trial of an implicit steganographic signature illustrate this review. The last Section 3 is dedicated to steganography of today. This period starts with mass applications of digital computers in the early 1970s. Steganography now appea

孤僻

Nonconformist

IFIP Advances in Information and Communication Technologyhttp://image.papertrans.cn/c/image/230517.jpg

Halfhearted

The Graphical Interface for Secure Mail,ribe a graphical interface for secure mail (PEM) to provide easy access to the PEM mechanisms for common users. The interface is embedded in the typical computing environment of our (non-technical) audience.

魅力

Access controls for federated database environments - taxonomy of design choices,hoices concerning access control in database federations. The taxonomy is organized in the categories granularity, authorization, and access control. Additionally, the impact of distribution, heterogeneity and autonomy, three characteristics of database federations, is examined for each of the design choices.

談判