OTP Christmas Contest

Posts tagged OTP Christmas Contest

CHRISTMAS OTP CONTEST! For the grown-ups… Win a Chameleon!

John Jacob Schmidt, December 12, 2025

WIN THIS ANTENNA SYSTEM! The video below contains the secret message encrypted with One Time Pad (hint: be prepared …

/// AUTHENTICATION OF OFFICIAL AMRRON TRAFFIC ///

SHA-1 Hash File for:

NATL-RR-250922-1700Z-AIB-sig.k2s (custom .k2s file)

2a64abee93d31973b7c57450dad3e61846debaca

Learn how to use GTKHash to verify the check sum of a file, at:
GTKHash Check Sum Utilities White Paper

Also (more authentication tools)...
PGP Public Key for Verifying Digitally Signed Files:

Learn more about Authentication using pgp signed documents over radio. All official AmRRON traffic originating with AmRRON National or the AmRRON Eastern SIGCEN will nearly always be digitally signed:

https://amrron.com/2023/05/21/authenticate-files-using-pgp-gpg-signed-certificates/

Copy/paste the link to download the AmRRON Actual (ECC) PGP public key. This key will be used for digitally signing official AmRRON traffic, enabling radio operators to authenticate traffic if the internet is down or the website is otherwise inaccessible.

NATIONAL | Download the AmRRON Actual PGP key (AmRRON National) from the link below:

https://amrron.com/wp-content/uploads/2023/02/AmRRON_Actual_ECC_PUBLIC.asc

SIGCEN (Signals Center) Eastern and Western are below. Import them into your Kleopatra program so you can authenticate official traffic, and can know for certain it is from one of the two Divisional SIGCENs.

EASTERN SIGCEN: https://amrron.com/wp-content/uploads/2023/02/GA-SC-Eastern_Actual.asc

WESTERN SIGCEN: https://amrron.com/wp-content/uploads/2023/02/Western_Actual_0xF3511842_public.asc