A Lightweight Anonymous Authentication and Key Negotiation Scheme in Smart Home Environments | Wuhan University Journal of Natural Sciences

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Table 4

Security features comparisons

Attack	Shuai et al^[14]	Yu et al^[17]	Zou et al^[20]	Xia et al^[19]	Proposed scheme
Anonymity	√	√	√	√	√
Untraceability	√	√	√	√	√
Mutual authentication	√	×	×	√	√
Terminal device lost/stolen attack	√	√	√	√	√
Session key disclosure attack	×	√	×	√	√
Impersonation attack	√	√	√	√	√
Replay attack	×	√	√	√	√
Verifier stolen attack	√	√	√	－	√
Man in the middle attack	√	√	√	√	√
Offline password guessing attack	×	√	√	√	√
Forward confidentiality	√	×	√	√	√

Note: √: Effective; ×: Ineffective; -: Not considered

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