Qualities of Columbine Plants, Some of the Different Types. Columbines come in many colors; some are even bi-colored. These perennials can have red, yellow, white, blue, pink, salmon, or purple blossoms. They are airy plants with attractive foliage (clover-like when young).
A cypherpunk is an activist advocating widespread use of strong cryptography as a route to social and political change. Originally communicating through the Cypherpunks electronic mailing list, informal groups aimed to achieve privacy and security through proactive use of cryptography.
A cypher is a message written in a secret code. Spies during World War II sometimes communicated using cyphers. If you use a cypher to send your friend a message, it may take her a while to figure out what you're trying to tell her. Some cyphers substitute numbers or symbols for letters, and you need a key to decipher â or interpret â them. Another kind of cypher is an unimportant person who's blank or devoid of personality â you might call a lifeless