Results 31 to 40 of about 541,454 (217)

METHODS FOR ENHANCING SECURITY IN IP TELEPHONY

open access: yesInformation and Telecommunication Sciences
Background. The widespread adoption of IP telephony in corporate and operator networks has led to an increased risk of cyber threats such as fraud, eavesdropping, service interruptions and unauthorised access.
Serhii Fedorov, Rina Novogrudskaya
doaj   +1 more source

Using transcoding for hidden communication in IP telephony [PDF]

open access: yesMultimedia Tools and Applications, 2012
17 pages, 16 figures, 4 ...
Wojciech Mazurczyk   +2 more
openaire   +2 more sources

Building Model for the University of Mosul Computer Network Using OPNET Simulator

open access: yesTikrit Journal of Engineering Sciences, 2011
This paper aims at establishing a model in OPNET (Optimized Network Engineering Tool) simulator for the University of Mosul computer network. The proposed network model was made up of two routers (Cisco 2600), core switch (Cisco6509), two servers, ip 32 ...
Modhar A. Hammoudi
doaj   +1 more source

Evaluating and improving firewalls for ip-telephony environments [PDF]

open access: yes, 2000
Firewalls are a well established security mechanism for providing access control and auditing at the borders between different administrative network domains.
Roedig, Utz   +2 more
core   +4 more sources

Significant Clinical Improvements Following Arthroscopic Iliopsoas Fractional Lengthening After Total Hip Arthroplasty: A Prospective Multicenter Study

open access: yesArthroscopy, Sports Medicine, and Rehabilitation, EarlyView.
Purpose To prospectively investigate subjective anterior groin pain, patient‐reported outcome measures, complications, reoperation rates, and hip flexion strength after arthroscopic iliopsoas fractional lengthening. Methods From 2023 to 2025, patients with persistent groin pain after total hip arthroplasty refractory to conservative management ...
Brandon Cabarcas   +7 more
wiley   +1 more source

Fraud in a digital society in the context of social change

open access: yesЦифровая социология, 2023
The article analyzes the problems of fraud in the modern digital society in the context of social changes caused by both the COVID-19 pandemic and the current geopolitical situation.
A. Yu. Sergeyev, O. V. Shirokova
doaj   +1 more source

Beyond Technology: The Strategic Role of Human Resource Management in Advancing Circular Economy Performance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This work aims to understand the role played by Industry 4.0 (I4.0) base technologies and circular economy–oriented human resource management (CE‐HR) in the advancement of the circular economy (CE) performance. The present study builds on the natural resource‐based view to propose and empirically test three hypotheses.
Diéssica de Oliveira‐Dias   +4 more
wiley   +1 more source

Driving Circularity Upstream: The Mediating Role of Circular Supply Chain Management in Environmental Performance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The transition toward a circular economy has gained growing prominence as a means to reduce supply chain waste and enhance environmental performance, yet its success ultimately depends on effective collaboration among supply chain partners. This study aims to explore the factors that influence the adoption of circular practices in the upstream
Noelia Garcia‐Buendia   +4 more
wiley   +1 more source

Association of Urinary pH With Overall Survival in Patients With Stage IV Cancer: A Single‐Center Retrospective Cohort Study

open access: yesCancer Nexus, EarlyView.
ABSTRACT Objective This single‐center retrospective cohort study evaluated whether, among patients with stage IV cancer who participated in a pragmatic “alkalization therapy”—defined as a low potential renal acid load diet plus oral sodium bicarbonate and/or potassium/sodium citrate—urinary pH was associated with long‐term survival.
Shion Kachi   +5 more
wiley   +1 more source

1st IP-Telephony Workshop, IPTel 2000. Proceedings

open access: yes, 2002
1. IP-Telefonie Workshop (12. -13. April 2000 in Berlin), Eine Veranstaltung unter Beteiligung der Fachgruppe Kommunikation und Verteilte Systeme der Gesellschaft für Informatik (GI) und der Informationstechnischen Gesellschaft im VDE (ITG) In den ...

core   +1 more source

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