
Research Activities 221
Compare and contrast B2B, B2C, and C2C e- commerce transactions.1.
2. is an open specification for handling credit card transactions
over a network, with emphasis on the Web and Internet.
A 3. is a unique collection of information, transformed into
un- forgeable form, used for authentication of users.
4. provides digital signatures that are critical for verifying the
authenticity of cardholders and others involved in the transactions.
5. is the conversion of plain text or data into unintelligible form
by means of a reversible translation, based on some algorithm or translation table.
A 6. is about the size of ...