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PTKPhi Theta Kappa
PTKPenilaian Tahap Kecekapan (Malay: Competency Assessment Level)
PTKPolskiego Towarzystwa Kardiologicznego (Polish Cardiac Society)
PTKPermission to Kill (gaming)
PTKProtein Tyrosine Kinase (insulin receptor)
PTKPortable Tool Kit
PTKPhototherapeutic Keratectomy
PTKParents, Teachers and Kids
PTKPolska Telefonia Komorkowa (Polish cellular telephony provider)
PTKPairwise Transient Key
PTKPraise the King
PTKPosta dhe Telekomi i Kosoves (Albanian: Post and Telekom Enterprise of Kosovo)
PTKPost and Telecommunications of Kosovo (Kosovo, Serbia)
PTKPerformance Tool Kit
PTKPolgari Törvény Könyv (Civil Code of Hungary)
PTKProfessional, Technical, and Kindred Workers (migration studies)
PTKPontiac, Michigan - Oakland County International (airport code)
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References in periodicals archive ?
With Pairwise Transient Key (ptk) schemes, authentication, non-repudiation, integrity, and availability can be achieved without introducing the overhead of PKI.
Notations Descriptions LA Location Area [ptk.sub.i] OBU is Pairwise Transient Key pre-ptk_[a.sub.i], OBU i's pre-ptka, OBU i's pre-ptk-b pre-ptk_[b.sub.i] [driver.sub.i] The driver's license plate number [rsk.sub.OBU] Random short key from an OBU [rsk.sub.RSU] Random short key from an RSU [t.sub.i] The timestamp of [ptk.sub.i] AM Address Mapping service [ID.sub.UC] WAVE unicast service ID (PSID) [ID.sub.RSU] Road Side Unit ID [ID.sub.OBU] Vehicle ID H () Hashing function ptkt () Encrypted data using pre-ptk_[a.sub.i]() Encrypted data using pre-ptk_[a.sub.i] pre-ptk_[b.sub.i]() Encrypted data using pre-ptk_[b.sub.i] TABLE 2: Simulation configuration.
To exchange WSMs with minimum cryptographic overhead, a symmetric encryption is deployed by creating Pairwise Transient Keys (PTKs).