Document Type: 
Document Number (FOIA) /ESDN (CREST): 
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Document Page Count: 
Document Creation Date: 
November 17, 2016
Document Release Date: 
July 19, 1999
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Case Number: 
Publication Date: 
July 23, 1957
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PDF icon CIA-RDP33-02415A000500320069-5.pdf133.6 KB
Approved For Release 2000/08/21IA-RDP33-02415A000500320069-5 ..i.A PC -1 L 94 9 / R Copy 3of 6 my 1957 25)(1 A6a MEMORANDUM FOR: Project Security Officer THROUGH SUBJECT : Project Director of Administration : Security Survey of RAINBOW Facilities at . I have read this report and I am returninV. concurrence. I do wish, wovev, to elaborate on the recommendation Z. My fooling is that the boat if not the only way to maintain security about many activities connected with the RAINBOW program is to allow them to seem to be normal, unctassd ed activities rather than to protect them with physical security controls. The reason I am led to this view is that, especially in view of the history of the Project, it is simply impossible physically to conceal, or to prevent the access of unauthorized persons to, locations and production operations. 3. 1 Beet we have deliberately and carefully taken this approach he app ication of IAXNBOw materials to the aircraft. Is 25(1 A6a I believe we should take the same approach. It seems to e 25k1A5a1 entirety feasible, since it is not unusual for the to be coating various types of paper or other bases with mixtures employing commercial solvents and requiring heat treatment. This fortunate circus-. stance makes it highly unlikely that unauthorized personnel who enter the j production facility will see anything (except perhaps test equipment) which . :cheer seem. unusual or suggest the true nature and purpose of the . In the case of the electronics equipment, I feet we will be very well advised to have a very sin pre, brief cover story to explain its presence. 25X1 A6a 4. The great danger that concerns me in is not whale unauthorized persons will see but what they will hear. It is terribly easy for a group of men who are working together day after day to fall into the Approved For Release 2000/08/21 : CIA-RDP33-02415A000500320069-5 Approved For Release 2000/08/'' CIA-RDP33-02415A000500320069-5 25K1 A6a 25X1A6a 25X;1 A5a 1 simple error. I at convinced that they bave allowed a number of unauthcuu.r i:sed people who are frequent visitors to the gradually to Tsars the true nature of the activity. I hope we have by now caught up with and briefed all of than. people but the danger remains of stmitar piecemeal concerned in are almost Cutely too careful to fall into continued in the presence of uns o rteed personnel. Although habit of talking about their work in a man er highly compromisin if and gradual compromise. 5. 1 would suggest, therefore, that t'. acid be imposed in with frequent access to taws _ concerning their converse nthorised individuate are present. 6. As to the control of physical access to the area, I wonder if this could not be done more unobtrusively by posting a list of authorised n by attemptin arrangements which would arouse c RICHARD M.I Attachments Copy to $A -12861 /R RMB:gjg (22 July 57`) Distribution: Copy I-Prof Sot Cffr Z-Proj lie of Adam in /' -Dep Pre j Dir 4- Prof Dir of D& P, SP roj Dir Chronc- 6-Project Chrona Approved For Release 2000/08/ . A-RDP33-02415A000500320069-5