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Boneh-Franklin IBE - correctness 3
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The Boneh-Franklin IBE
Simplified Boneh-Franklin IBE
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Boneh-Franklin IBE - correctness
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Boneh-Franklin IBE
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Boneh-Franklin IBE - correctness
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Admissible bilinear maps
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Bilinear Diffie-Hellman - BDH
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BDH generator
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BDH assumption
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Boneh-Franklin - BasicIdent
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Random oracle model (ROM)
Random oracle model (ROM)
Random oracel model idealization of- one-way functions- random functions- collision-resistant hash functions.
BasicIdent - Security
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BasicPub – a public-key variant
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Proof structure
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BasicPub and BasicIdent
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The CPA game
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BasicPub and BasicIdent
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BasicPub and BasicIdent
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Computing H1
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Answering KeyGen queries
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Computing challenge c’
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Putting things together
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