A Singapore-based company offers an e-mail encryption system based on the Verman cipher, or one-time pad, which was invented in 1917 and used by spies in the Second World War; the Vernam cipher is unbreakable because it produces completely random cipher-text that secures data so that even the most powerful super computers can not break the encryption when it is used properly ….Encryption cybersecurity | Homeland Security News Wire.