Free text answers underwent qualitative content analysis, coding key themes and concepts.
An independent person will store the coding key.
Of course, this was back before automatic code keys let people using Morse code send a regular pace of dots and dashes as the appropriate key was depressed.
The invention uses what is called "public key" encryption, which does not require the sender and receiver to privately exchange code keys to complete a transaction.
Congress has rejected past attempts by the Clinton administration to impose any system in which users of strong encryption would have to file their code keys with a third party.
In much of the world — including for business users in India — companies and individuals now often use encryption systems that generate new code keys for each message and lack a convenient master key that could unlock everything for government viewing.
Radio Shack's national headquarters said that every store was out of walkie-talkies, and that customers were even buying Morse code keys, and asking how to type S-O-S.
The research subject can only be linked with the sample or data obtained from it by bringing the two code keys together [ 18].
Ordinary cryptographic systems rely on scrambling messages so thoroughly that only a recipient with a code key can unscramble them.
And Mr. Bush's plans for overhauling Social Security and rewriting the tax code, key elements of his effort to cast himself as a reformer, would become that much more difficult.
