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Information technology. Telecommunications and information exchange between systems. Protocol mappings for the OSI data link service. Original standard BS ISO IEC 11575-1995 (2000) in PDF full version. Additional info + preview on request
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Information technology. Open systems interconnection. Network layer security protocol. Original standard BS ISO IEC 11577-1995 (2000) in PDF full version. Additional info + preview on request
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Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network - Generic functional protocol for the support of supplementary services - Inter-exchange signalling procedures and protocol. Original standard BS ISO IEC 11582-1995 (1999) in PDF full version. Additional info + preview on request
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Information technology - Security techniques - Key management - Part 3: Mechanisms using asymmetric techniques. Original standard BS ISO IEC 11770-3-2015 in PDF full version. Additional info + preview on request
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Information technology. Security techniques. Key management - Part 3: Mechanisms using asymmetric techniques. Original standard BS ISO IEC 11770-3-2015 + A1-2017 in PDF full version. Additional info + preview on request
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Information technology - Security techniques - Key management - Part 4: Mechanisms based on weak secrets. Original standard BS ISO IEC 11770-4-2017 in PDF full version. Additional info + preview on request
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