Radio ClubsRadio ClubsBlackwood and District Amateur Radio SocietyCambridge University Wireless SocietyCrawley Amateur Radio ClubCwmbran & District Amateur Radio SocietyDerby and District Amateur Radio SocietyHarlow And District Amateur Radio SocietyHorsham Amateur Radio ClubRochdale & District Amateur Radio SocietySouth Bristol Amateur Radio ClubStevenage And District Amateur Radio SocietyWakefield and District Radio SocietyWythall Radio Club
7:30 pm - 8:30 pm Cryptography from Ceasar to Quantum: “An introduction to Encryption and Decryption”