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In cryptography, the International Data Encryption Algorithm (IDEA), originally called Improved Proposed Encryption Standard (IPES), is a symmetric-key block cipher designed by James Massey of ETH Zurich and Xuejia Lai and was first described in 1991.
Panopticon. This plan of Jeremy Bentham's panopticon prison was drawn by Willey Reveley in 1791. The panopticon is a design of institutional building with an inbuilt system of control, originated by the English philosopher and social theorist Jeremy Bentham in the 18th century. The concept is to allow all prisoners of an institution to be ...
To allow user-selectable PINs it is possible to store a PIN offset value. The offset is found by subtracting the natural PIN from the customer selected PIN using modulo 10. For example, if the natural PIN is 1234, and the user wishes to have a PIN of 2345, the offset is 1111.
A one-time password (OTP), also known as a one-time PIN, one-time authorization code (OTAC) or dynamic password, is a password that is valid for only one login session or transaction, on a computer system or other digital device.
Pleonasm. Pleonasm ( / ˈpliː.əˌnæzəm /; from Ancient Greek πλεονασμός (pleonasmós), from πλέον (pléon) 'to be in excess') [1] [2] is redundancy in linguistic expression, such as "black darkness," "burning fire," "the man he said," [3] or "vibrating with motion." It is a manifestation of tautology by traditional rhetorical ...
The pin–pen merger is a conditional merger of /ɪ/ and /ɛ/ before the nasal consonants [m], [n], and [ŋ]. [14] [15] [16] [17] [18] The merged vowel is usually closer to [ɪ] than to [ɛ] . Examples of homophones resulting from the merger include pin–pen , kin–ken and him–hem .
A pin-up model is a model whose mass-produced pictures and photographs have wide appeal within the popular culture of a society. Pin-up models are usually glamour models, actresses, and fashion models whose pictures are intended for informal, aesthetic display, such as being pinned onto a wall. Beginning in the 1940s, pictures of pin-up girls ...
Integrated circuit. A microscope image of an integrated circuit die used to control LCDs. The pinouts are the dark circles surrounding the integrated circuit. An integrated circuit ( IC ), also known as a microchip, computer chip, or simply chip, is a small electronic device made up of multiple interconnected electronic components such as ...
A camera obscura ( pl. camerae obscurae or camera obscuras; from Latin camera obscūra 'dark chamber') [1] is a darkened room with a small hole or lens at one side through which an image is projected onto a wall [2] [3] or table [4] opposite the hole.
A bulletin board (pinboard, pin board, noticeboard, or notice board in British English) is a surface intended for the posting of public messages, for example, to advertise items wanted or for sale, announce events, or provide information.