Really geeky, but for those that might be interested in same, and to the degree that I understand its usage, here’s my GnuPG public key. Using GPG it can be used to validate messages or data that I “sign”, or encrypt messages such that only I can decrypt them.
-----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.4.0 (MingW32) mQGiBEAMxJ8RBACLpXeaL3xmp2nm4Np8FE0Ew33a8ARq19Nlny/c5+PbUy5SDTLC VKL9+yUo6BkB15fsAVfaR9boExE6qY0XO5ikplzsqVgZIRLOxC7/3/RyelKPaBAV RK4J8tq0SjFpFW3RyIvBUYxYpRdRKqchZ1MudjXiltPFNHrHSZB4qvDbQwCgkCRw SrbcNfD9Cktzlg6rWvTXApcD/3/6THdi+FIM1ibLUhp8+RQPDRomXCjCugJReQe9 BAG8DaG9w/BtbrjLYcrIklK9xW9fQWNIga24NCaaam5JjbWBz9O0MKdpuG/FSJen g9isVUx3GEMUslMYuF+6Hiojbs5AWs6PGBpR8Xtfx2TRKnw/z+RIoqMlXHMo5DjK TmOgA/0VGhD5JPSKjvL6y8jMaqn0Z+hS5DPl5qJJ/4/s0k0C4IEvA9lwcDgBL78w hhz3vfCazMfQcWkb/u9voyzl1M6OANf/NZ77QXLWPmW5iyOI0mEo7S9vlzsIRnDw G9s3NYwR2W4qYY9RfvKSVJnJiTWTke+uOsB3cv3KP64A+chpqLQhTGVvIE5vdGVu Ym9vbSA8bGVvQG5vdGVuYm9vbS5vcmc+iF4EExECAB4FAkK0xusCGwMGCwkIBwMC AxUCAwMWAgECHgECF4AACgkQCMEe9B/8oqHQxQCfQFvVYEP2PXweI/rYag0TzC6D a/IAn3NnbgW2bPBq0OhHzcRsnoaQRNuCtCpMZW8gQS4gTm90ZW5ib29tIDxsZW9A ZG9sbHNhbmRmcmllbmRzLmNvbT6IXgQTEQIAHgUCQAzEnwIbAwYLCQgHAwIDFQID AxYCAQIeAQIXgAAKCRAIwR70H/yioQX5AJ9ourcC3wEziET3ad3U5sifyiBjHgCe L8RJ1sbIDJONZE9s92PzLGtI1Fe0LUxlbyBBLiBOb3RlbmJvb20gPGxlb0BwdWdl dHNvdW5kc29mdHdhcmUuY29tPoheBBMRAgAeBQJECOpWAhsDBgsJCAcDAgMVAgMD FgIBAh4BAheAAAoJEAjBHvQf/KKhHC8An3quXcx18qdBtBP+/ZWSPyh+DsKHAJkB WtjBL19qvXgubF+fe8AVITzrr7kBDQRADMShEAQAySWtJ0ySYcNBCPePEsZyA2uW ljCgkgUaJZAwQPwMAVKAQgMXmcexn3P49X99gKU7YfiyeABJCF/ZXTFiSLiJRGsM /mNZJ+T1+nxXM3OzQsRCwg24cK7zBiUh5xIiq1kqKC6Gcr8tS3YVr2UOut+S9cnD VndVRnjQzVc4QAJ+JNMAAwUEAIJvn1Qbjh9XKh43QXrmm0Ms+YrmWNtJ7uCgrd8A dHLWKTgaYc2/rDW/MhYf0ZL5Xlf+nojG3saj4qdvY5LtJy6Yz1LBDZ+cUm5mb3No viHGwjGue+fCeD5YkmFEEASPwCt2iuADowH46rPPQbEbw/NYCIHDGlFj/EgCaPjq aFg9iEkEGBECAAkFAkAMxKECGwwACgkQCMEe9B/8oqEyKACeMBH8qLMAy5WVB2VQ /aHodrSTv64An1udEMkuuub3Ybuo3JhHMjnbixWc =0j0h -----END PGP PUBLIC KEY BLOCK-----