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Challenge–response spam filtering

Known as: Sender Address Verification, SAV, Challenge-response spam filtering 
A challenge–response (or C/R) system is a type of spam filter that automatically sends a reply with a challenge to the (alleged) sender of an… 
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Related topics

Related topics

11 relations
Blacklist (computing)Bounce Address Tag ValidationCAPTCHACallback verification

Broader (1)

Spamming

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2018
Highly Cited
2018
Convergence and Error Analysis for the Scalar Auxiliary Variable (SAV) Schemes to Gradient Flows
We carry out convergence and error analysis of the scalar auxiliary variable (SAV) methods for $L^2$ and $H^{-1}$ gradient flows… 
Highly Cited
2015
Highly Cited
2015
A high power density miniaturized microbial fuel cell having carbon nanotube anodes
Highly Cited
2015
Highly Cited
2015
A general framework for modeling shared autonomous vehicles
27 Shared autonomous vehicles (SAVs) could provide low-cost service to travelers and possibly 28 replace the need for personal… 
Highly Cited
2013
Highly Cited
2013
Controllability of Fractional Functional Evolution Equations of Sobolev Type via Characteristic Solution Operators
The paper is concerned with the controllability of fractional functional evolution equations of Sobolev type in Banach spaces… 
Highly Cited
2007
Highly Cited
2007
A study of absorption characteristics of chromophoric dissolved organic matter and particles in Lake Taihu, China
Absorptions by non-phytoplankton particles and phytoplankton, and chromophoric dissolved organic matter (CDOM) were measured at… 
Highly Cited
2001
Highly Cited
2001
CdSe−ZnS Quantum Dots as Resonance Energy Transfer Donors in a Model Protein−Protein Binding Assay
Specific binding of biotinilated bovine serum albumin (bBSA) and tetramethylrhodamine-labeled streptavidin (SAv−TMR) was observed… 
Highly Cited
2001
Highly Cited
2001
Phosphorus Transformations in an Oxisol under contrasting land-use systems: The role of the soil microbial biomass
It is generally assumed that phosphorus (P) availability for plant growth on highly weathered and P-deficient tropical soils may… 
Highly Cited
2001
Highly Cited
2001
Rates, patterns, and impacts ofPhragmites australis expansion and effects of experimentalPhragmites control on vegetation, macroinvertebrates, and fish within tidelands of the lower Connecticut River
Phragmites expansion rates (linear at 1–3% yr−1) and impacts of this expansion on high marsh macroinvertebrates, aboveground… 
Review
2000
Review
2000
Analysis of the abundance of submersed aquatic vegetation communities in the Chesapeake Bay
A procedure was developed using aboveground field biomass measurements of Chesapeake Bay submersed aquatic vegetation (SAV… 
Highly Cited
1993
Highly Cited
1993
Shallow water as a refuge habitat for fish and crustaceans in non-vegetated estuaries: an example from Chesapeake Bay
Abundances and size-frequency distributions of common epibenth~c flsh and crustaceans were compared among 3 depth zones (1-35, 35… 
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