Privacy Models in Wireless Sensor Networks: A Survey

Table 6

Attacker-related assumptions. (): guessed from the text.

	Active/passive/both	Global/local	Static/moving	Insider/outsider/both	Knowledge	Behavior and capabilities	Unique/several-independent/colluding
[44]		Local	Moving
[39]	Passive			Insider			Several
[30]
[22]				Insider		Honest but curious	Several-colluding
[28]		Global		Outsider
[25]	Passive	Global		Outsider
[52]	Passive	Local	Moving	Outsider
[29]	Passive	Global		Outsider
[31]	Both	Global		Insider
[21]	Passive	Semiglobal	Moving
[34]	Passive
[20]	Passive	Local	Moving
[49]	Passive	Local		Insider
[53]
[16]	Passive	Global				Deployment and protocol-aware	Several-colluding
[46]	Passive	Global		Outsider ()
[50]	Passive	Local		Outsider ()	Location for each ID	The same communication range as sensors
[35]	Passive	Global		Outsider
[54]	Passive	Local		Both		Honest but curious	Several-colluding
[13]
[14]	Both	Multilocal	Moving	Both	Knows everything except keys and IDs	Unlimited resources (memory, processing, energy)	Several-colluding
[24]	Passive	Global		Outsider	Knows everything except keys and IDs	Unlimited resources (memory, processing, energy)
[38]	Passive
[18]	Passive	Global		Outsider
[47]
[48]	Active			Insider		Honest but curious
[26]				Insider			Several-colluding
[42]	Both	Global				Attacker works when network is already set up
[27]	Both			Both
[45]
[15]	Passive	Global		Outsider	Knows origin destination for each observed packet		Several-colluding (parallel sensor network)
[19]	Passive	Multilocal			Sink location and crypto mechanism in use
[32]	Active	Local		Insider		Honest but curious and dishonest
[23]	Passive	Local	Moving	Outsider		The same communication range as sensors
[17]	Both			Both		Honest but curious
[43]	Passive			Both
[36]	Active	Global		Both
[33]	Both	Local		Both
[37]
[40]	Both	Global		Both
[41]	Both	Global		Both