, it was necessary to screen immediately the personnel involved and brief tbm as to the s?ecial need for security in this operation. All persons bving kno~led~e of the project were informed of the required security precautions and required to sign b security agreement &cknowledging their underst~ding of the JTF Security Regulations. dninistr~tive security procedures within the h%dqu=ters ~d to be formulated ad ilU- plemented. AR 380-5 was followed implicitly in this reg=rd. d. Movement from Oahu of the Advance Detachment. The move ment of this unit called for unusual security pre~utions to ensure thut activity bnd speculation incident to the organization and movement of the unit would not disclose the nature of the operation it was to 0 8UppOrt. overallcoverplan, tbt shouldkve been usefulin this instance, h~ been evolvede~rly in Octoberby muti JTF headquarters.However, this plan bd been held in abeyencesince~ earlypress release was anticip&ted which would obviate its necessity. However the situation in late October wtissuch that a local cover plan *S deemed necessm ad after approval by main headquarters JTI?-7w=s put in effect. In this plan the advance detachment was made to appe&r as a supporting unit for classified topogrtiphicoperations which were ac%ually In progress elsewhere in the Pacific Ocean Area. As carried out, the plan was highly successful. It permitted the continued handling of the movement of the d’et-chmentas a classified operation and successfully covered the true mission of the unit until its purpose was disclosed in the official press release some weeks later. The cover pkn was particularly effective in that it tied in with operations generally known by the officers and men A SECTION V .. 14

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