BID 610
| Date invented | 1960s |
|---|---|
| Type | cipher machine |
BID 610 or Alvis was a British
cipher machine[1] used by both British and Canadian governments.[2][3] It was the first fully transistorised full-duplex online cipher machine used by the British Army.[3] It was introduced in the 1960s.[3]
References
- S2CID 158622527.
- ISBN 9780007312665.
- ^ a b c "BID 610 (Alvis)".
External links
- ALVIS cypher machine at liedra.net
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