Results 71 to 80 of about 119,685 (321)

Revocable Privacy [PDF]

open access: yes, 2009
Contains fulltext : 75946.pdf (Publisher’s version ) (Open Access)
openaire   +2 more sources

PKI Scalability Issues

open access: yes, 2004
This report surveys different PKI technologies such as PKIX and SPKI and the issues of PKI that affect scalability. Much focus is spent on certificate revocation methodologies and status verification systems such as CRLs, Delta-CRLs, CRS, Certificate ...
Bonilla, Rafael, Slagell, Adam J
core   +2 more sources

Reading hominin life history in fossil bones and teeth: methods to test hypotheses regarding its evolution

open access: yesBiological Reviews, EarlyView.
ABSTRACT Human life history is derived compared to that of our closest living relatives, the great apes. It has been suggested that these derived traits are causally related to aspects of our ecology, social behaviour and cognitive abilities. However, resolving this requires that we know the evolutionary trajectory of our distinctive pattern of growth,
Paola Cerrito   +2 more
wiley   +1 more source

Efficient Conditional Anonymity With Message Integrity and Authentication in a Vehicular Ad-Hoc Network

open access: yesIEEE Access, 2019
Vehicles in a vehicular ad-hoc network (VANET) broadcast beacons giving safety-related and traffic information. In an open-access environment, this means that the VANET is susceptible to security and privacy issues. In this paper, we propose a new pseudo-
Murtadha A. Alazzawi   +3 more
doaj   +1 more source

One‐Pot Ruthenium‐Catalyzed Synthesis of Benzyl/Allyl‐Halide Substituted (dihydro)naphthalenes via Radical Benzannulation

open access: yesChemistryEurope, EarlyView.
A one‐pot protocol to synthesize reactive benzyl‐ and allyl‐halide‐substituted (dihydro)naphthalenes from 2,3‐aryl‐1,3‐butadiene substrates and halogenated alkanes has been developed, using [Cp*RuCl(PPh3)2] as the catalyst. Mechanistic studies revealed an atom transfer radical addition and radical benzannulation sequence, followed by HCl elimination ...
Nicole S. van Leeuwen   +9 more
wiley   +1 more source

A More Efficient Conditional Private Preservation Scheme in Vehicular Ad Hoc Networks

open access: yesApplied Sciences, 2018
It is a challenging issue to provide a secure and conditional anonymous authentication scheme in vehicle ad hoc networks (VANETs) with low storage space and computational cost. In 2008, Lu et al.
Tao Wang, Xiaohu Tang
doaj   +1 more source

Copper‐ and Silver‐Catalyzed Reactions of Active Methylene Isocyanides: Facile Access to Highly Substituted Five‐ and Six‐Membered Heterocycles

open access: yesChemistry – A European Journal, EarlyView.
This review summarizes recent advances in copper‐ and silver‐catalyzed reactions of active methylene isocyanides for the synthesis of highly substituted five‐ and six‐membered heterocycles. Emphasis is placed on [3+n] cycloadditions, annulations, and asymmetric strategies, highlighting current limitations and future opportunities in heterocycle ...
Jimil George, Kyungsoo Oh
wiley   +1 more source

Gloss on the Judgment of the Higher Court of Lawyers (Anwaltsgerichtshof) of the Land of North Rhine-Westphalia of 11 November 2015, Case 1 AGH 23/15

open access: yesStudia Prawa Publicznego
The gloss refers to a judgment of the Higher Court of Lawyers (Anwaltsgerichtshof) of North Rhine-Westphalia Land of 11 November 2015 (1 AGH 23/15), in which the Court ruled upon the decision of a bar association to revoke the permission to use the ...
Eva-Maria Thierjung
doaj   +1 more source

Synthesis and Characterization of Carbazole‐Containing Aza[7]helicenes

open access: yesChemistry – A European Journal, EarlyView.
Double ortho fusion led to different aza[7]helicene frameworks showing strong acidochromic behavior, singlet excited energies being more than twice the triplet energy, and high racemization barriers, allowing chiral resolution and ECD measurements. ABSTRACT Azahelicenes have attracted significant interest due to their intrinsic axial chirality and ...
Inka Marten   +2 more
wiley   +1 more source

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