No, as this:
key: ABCDAB CD ABCDA BCD ABCDABCDABCD
text: CRYPTO IS SHORT FOR CRYPTOGRAPHY
chipher: CSASTP KV SIQUT GQU CSASTPIUAQBJ
(as you may note, "crypto"'s cipher and plaintext's strings match)
The Steemit Crypto Challenge #3
No, as this:
key: ABCDAB CD ABCDA BCD ABCDABCDABCD
text: CRYPTO IS SHORT FOR CRYPTOGRAPHY
chipher: CSASTP KV SIQUT GQU CSASTPIUAQBJ
(as you may note, "crypto"'s cipher and plaintext's strings match)