Anonymous Multireceiver Identity-Based Encryption against Chosen-Ciphertext Attacks with Tight Reduction in the Standard Model

Table 2

Property comparison for AMRIBE.

	Confidentiality	Anonymity		Security	Tightness	Ful/Sel
		Outsider	Insider	Model
[15]	CCA			ROM	Yes	Sel
[18]	CCA	CCA		ROM	Yes	Ful
[43]				ROM	No	Sel
[44]				ROM	Yes	Sel
[45]				ROM	Yes	Sel
[46]				ROM	No	Sel
[47]	CCA	CCA		ROM	Yes	Sel
[48]				ROM	Yes	Sel
[49]				ROM	No	Ful
[50]	CCA	CCA		ROM	No	Sel
[17]	CCA	CCA	CCA	ROM	Yes	Sel
Ours	CCA	CCA	CCA	STD	Yes	Ful