Profile Aware ObScure Logging (PaOSLo): A Web Search Privacy-Preserving Protocol to Mitigate Digital Traces

Table 6

List of abbreviations and acronyms used in this article.

Abbreviation	Explanations	Abbreviation	Explanations
WSE	Web search engine	QMsg	Query message
PaOSLo	Profile Aware ObScure Logging	eQ	Encrypted query message
ODP	Online directory project	eMsg	Encrypted message
TOR	The onion routing	r	Results
CS	Core Server	eAnsMsg	Encrypted answer message
UPIR	User private information retrieval	AOL	America Online
TP	Third party	AnonID	Anonymous ID
QFN	Query forwarding node	Pr	Probability
Q	Query	S	Source
Ui	User i	P	Proxy
Uj	User j	PEL	Profile exposure level
K_Ui	Encryption key of Ui	QMsg	Query message