If you don’t know what this is, don’t worry 🙂
In short, it allows you with proper software to encrypt messages to me or to verify that a signed message from me truly came from me. Some more info here.
-----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.4.1 (MingW32) mQGiBEJe+sMRBACSMnuN9e6yIcTAFkSJ5Ybdrhyk8W1MuVGAlwQYa99IG2YJkG1k FZNLLsdzPanD3pMk9Phv5n+w4x+oNVQ9Al2qix65YisCP11zmf8BHVyRRhueUQRC MDgI20ZMo4xVtTYhUsG3wTMjbEWPFfHnK93eAJCU/3v1GUWundqzpoD5WwCgqnhn g6BdBVgtKxlU96CHb+yMAocD/0Z1SQAHDJoqQaUEc8T7MOEpA268Ey9tUW633OTg m5wrPefAA73ovsaFErunQC42dhL2RBipGCXnv3do0SF4dZfLXdnZvs6TYMFGCbWs D7rhREQ2SLSRcAp3/InzHN2gEuTtI2gMNPw+15V95fCsSve+GPwFNDspghJegHr2 dZrVBACKpkxFTbU50NkEVD9zaBYUQSH+hOmQ7vcSYkFwTf3hvctK6ZKcp91MfP+K Lt0r7CM69yoQ3avSuynugFs/kDAlsnHQsHGagxvc1xzXXnofakO+I7w94IUbpfjZ FQp+wleHTs0jTfBtvouAMFM3o7XlOhrgpAzUSUCyDWIyuss827QPTWFyYyBBYnJh bW93aXR6iFcEExECABcFAkJe+sMFCwcKAwQDFQMCAxYCAQIXgAAKCRBVQD7gqsFr W9mbAJ43S8+raBPW8Yx1vR1ghogxzDS38wCdEPqf4fRsl4Gf474OyQot9fLgj4O5 AQ0EQl76xRAEANGtGrUi5WnK9jRKU6mKlrqEsSdTB659+X0/hDCyXJnim9IAOyBm z36CjlcGm1NVJnJnofYTaYDtFKTtvQfXEkZxZWrbQ6GLAG0wlBcKqH7b09IvPx6h Z09Ez2pCnXksbZYI18mOrSKs1Bj+pIVbxAwb07HFFErNSX9kP2gC3JGzAAMGA/9+ dvslRQgi9feuL/2jHWneSqUEDPw75mu5q0JPYdU0v2agMOAYK4nXX/XSbIy0vRxX R10bwC73GWvha/9VE5BCdFNSV/TGug7nqdQvn/UawsoWCgoQNIP6bBXdwHk4H6MO qg8WzS9BC4UWASs1drbpGcgqP/4Sf9Xjbwbhrb5714hGBBgRAgAGBQJCXvrFAAoJ EFVAPuCqwWtbEaAAoJS70EzEoqZyIp/3gX5OyrKZlbSaAKCC/hUQ1fmuWBeaJtA9 9OL2QwCqXQ== =FKU7 -----END PGP PUBLIC KEY BLOCK-----