HW 80/31946Appendices to British-US Communication Intelligence Agreement. Regulations for the Co-ordination of British-US Cryptanalysis, Traffic Analysis and Associated Techniques Regulations for the Co-ordination of the Exchange of Collateral Material Appendix A, Security and Dissemination Regulations Appendix B, Co-ordination of, and Exchange of Information on Cryptanalysis, Traffic Analysis, Decryption, Translation and Associated Techniques Appendix C, Collection and Exchange of Raw Traffic Appendix D, Exchange of Communication Intelligence Appendix E, Exchange of Collateral Material Appendix F, Communications Appendix G, Liaison and Channels for Exchange