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PGP Mystery Cache

Hidden : 8/25/2011
Difficulty:
4.5 out of 5
Terrain:
2.5 out of 5

Size: Size:   other (other)

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Geocache Description:

[FIN] Tämän mysteerin ratkaisuun tarvitset hieman ohjelmointitaitoa ja kärsivällisyyttä. Alla ohjeet englanniksi. Kätkön koordinaateissa ei ole mitään mysteeriin liittyvää.

[ENG] This mystery will introduce you to the public key cryptography. To solve the mystery you need to have some programming experience and lots of patience.

This cache has its own public key. You will need it for verifying the digital signatures of the messages below.
-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: Geocacher's Privacy Guard v1.2.5

mQGiBE5OpxMRBACC64FPVExklbOtsS4NGLU687YROSpGsx22c4gEMoxbQ2L9GolX
VsQAfGqlAbjJXXrO6GzpeLCwv1DQDMbuWMCHY9LKdqxuummwHAoXJe0gYe4rrmwM
4EK2QJQYXI3HwBoRrYHb/JCK1lqY0Pfkd6nVnYd52Ahvx7Bv+L85Os4eZwCgx4c5
mrGVL2yuXnTTeOhb7BICW6cD/RVGYejXlX6TV2Z2lAgwJOyMBHfkDAESlUKnWiUz
+qzBq6ZlaPql/mgbosLsRnObBN+NgoWfSwV9gZazHlfmme/jLMKY123TlkIAlgEf
GDHobV9rzrJ3VXJDfn7df8/6GLtTCItL6q7lPSxrx5C+uWd02/eTcZcoU+9c/Rmx
Ie9rA/40nPLsahWji83OGP+f2355q6tO59gEEjiBvb3bTxwFJsjMun/dbP1iAzi/
I1rf70D3tjzKWRy1Q6xiEJsEAXKWZgATpI34+Nzx2RCTZAe5kAIICUKJO0rLKC52
F1FPgjs1Ec1LzfhfmdfLPaeap3roAyJwc+r004PhECD1OH+QD7QHR0MzMkhZRIhe
BBMRAgAeBQJOTqcTAhsDBgsJCAcDAgMVAgMDFgIBAh4BAheAAAoJEPvtWOWEPRUx
pVoAnAwTZRV2CP728mxyXkOdb3gcDWQWAJ92Dgzbd6a/ErO9zQCkcqXVC5bverkB
DQROTqcUEAQApDq3P93wK9OF6kEDTQyFFlmPtlH++GjwkpkTn1Hker4J23B9AdjS
Amw76JMkhXXgDA8r++PVDz6DfuFPjwD39FLYXYUzeR4CJuSR3l+CujuzDMkqGSLz
ZoClEsNQZ5zGUBKLicEXrwsV1/UTvoFeLC+X2CiTdOwpfSKn6InoCXsAAwUD/jkC
XRMvGJAnp3VcOSN+Hv1Y9tUp9vb4NNIaqrbH9JTZsNXZar0y1CIRVxuYXOK7wlPE
fGeEM6VlVZF1E6RG4BrKdH+MuWB620Hyv0MA5rDHOMdEZfSS7fPKZKSkzc8mJkam
A3C1G+mBfxglp57LV9LNLxuE+K6eQ1oaW+IovmBDiEkEGBECAAkFAk5OpxQCGwwA
CgkQ++1Y5YQ9FTH4kwCfdf+s7CCRu/ogHSJvaPyRH2bmxLQAn1TBR0fLnCwF+k20
xdkAwEUB371k
=+FOh
-----END PGP PUBLIC KEY BLOCK-----


The private key has been used to sign the listed coordinates. There is nothing related to the mystery in the listed coordinates.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Listed coordinates of the cache GC32HYD are N60'19.257 E024'59.967
-----BEGIN PGP SIGNATURE-----
Version: Geocacher's Privacy Guard v1.2.5

iD8DBQFOVpuw++1Y5YQ9FTERAvCiAKC1HwoK+e14F/302ciHaRlpOTmv6wCfQZF6
13v2eTHTZxppH0bKJi56pIg=
=ajgB
-----END PGP SIGNATURE-----


The private key has also been used to sign the message containing the final coordinates.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Coordinates of the cache GC32HYD are N60'XX.XXX E02X'XX.XXX
-----BEGIN PGP SIGNATURE-----
Version: Geocacher's Privacy Guard v1.2.5

iD8DBQFY5oe/++1Y5YQ9FTERAvcZAKC3zLdSqDpYJLi4IZKmHOE2NP3YRgCfb7oM
2dedJ5BlpftgrfKU9lRLM3Y=
=zn+j
-----END PGP SIGNATURE-----


The cache is located within 2 miles from the listed coordinates.

UPDATE 2017-04-07
The cache location has been changed. The mystery has been updated accordingly. If you have already solved the mystery, you can use following formula to calculate the new location:

N+0.152 E+0.008

The original location of the cache is available below. Visiting new cache site is easier from the direction of the old location.
NOTE! This is the old signature made
Thu Aug 25 22:00:00 2011 EEST using DSA key ID 843D1531

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Coordinates of the cache GC32HYD are N60'XX.XXX E02X'XX.XXX
-----BEGIN PGP SIGNATURE-----
Version: Geocacher's Privacy Guard v1.2.5

iD8DBQFOVpuw++1Y5YQ9FTERApi2AJkBknu0GLjhbiahHRk7PGn8U0bP8wCfeLsZ
oQkt7BewzLdeTDxtYpxspwU=
=Pms7
-----END PGP SIGNATURE-----

Additional Hints (Decrypt)

[Mystery] bar ol bar. Lbh pna bcgvzvmr ol fxvccvat zvavzhz qvfgnapr gb gur bgure pnpurf. [Cache] orgjrra

Decryption Key

A|B|C|D|E|F|G|H|I|J|K|L|M
-------------------------
N|O|P|Q|R|S|T|U|V|W|X|Y|Z

(letter above equals below, and vice versa)