transposition cipher

(redirected from Double transposition)

transposition cipher

[‚tranz·pə′zish·ən ‚sī·fər]
(communications)
A cipher in which the order of the characters in the original message is changed.
References in periodicals archive ?
He underwent wide local excision with an en bloc resection of the parotid gland (figure 1, B), a bilobed cervicofacial rotation flap procedure (double transposition flap with a shared base), and a partial auriculectomy.
Editor's Note: At 12-by-12 double transposition square (the letters of each row and column can be rearranged to form 24 different words) appears in the May 1980 Word Ways.
This double transposition, Buck-Morss makes clear, involves more than a mere updating.
In the receiver unit, the received and marked signal is transposed to a frequency of 9000.5 MHz using double transposition and an extremely stable quartz oscillator.