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replaced http://crypto.stackexchange.com/ with https://crypto.stackexchange.com/
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Quoted comment that provided solution and linked up the comment accordingly.
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e-sushi
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This is a bit contrived, because you have given the correct answer to your test.you have given the correct answer to your test:

WHATANICEDAYTODAY was the plain text and the key is crypto.

However, it shows one way to attack a short Vigenère cipher, where you have a message only a few times longer than the key.

This is a bit contrived, because you have given the correct answer to your test. However, it shows one way to attack a short Vigenère cipher, where you have a message only a few times longer than the key.

This is a bit contrived, because you have given the correct answer to your test:

WHATANICEDAYTODAY was the plain text and the key is crypto.

However, it shows one way to attack a short Vigenère cipher, where you have a message only a few times longer than the key.

added 60 characters in body
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Neil Slater
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This is a bit contrived, because you have given the correct answer to your test. However, it shows one way to "attack"attack a short Vigenère cipher, where you have a message only a few times longer than the key.

This is a bit contrived, because you have given the correct answer to your test. However, it shows one way to "attack" a short Vigenère cipher.

This is a bit contrived, because you have given the correct answer to your test. However, it shows one way to attack a short Vigenère cipher, where you have a message only a few times longer than the key.

added 4 characters in body
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Neil Slater
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Neil Slater
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