ATION
Since all know violations in letter writing cocurred anong Naval

personel, it has been eoncluded by those most closely associated
with the probles that these personne] may not have been adequately
instructed as to what information they could or sould not divulge.
eee Tenodiod by improving the security instruction at

Whether or not mail censorship is applied, the news value of security
information which might be released through personal letters can be
considerably reduced and rendered unsensstional through properly
timed and worded joint press releases by the AEC-DOD.
Cenclusions:

it de concluded,

(1) that mail censorship for all personnel cannot feasibly be

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enforced during the CASTLE Operation;

(2) that imposing mail eensorship on enly one group ef personne]

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would be discriminatory and might cause leaks to be attributed erroneously to the group whose letters were not
censored;

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(3) that an improved security education progrem should be undertaken to instruct al] personnel participating in CASTLE;

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Tnat the conclusions above be accepted as the DMA position on censorship
to be used in assisting the Division of Security in preparing ® staff
paper for formal Commission eonsideration.
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(4) that a news release should be made areasonable time prior

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