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Al-Ibrahim, Ghodosi and Pieprzyk proposed several methods of batch signature verifiation suitable for concast communication. These schemes are all based on ElGamal-type signature schemes. We prove that their preferred scheme, which does not require interaction among the various signers, is insecure.

Material and Methods: Non comparative interventional case study was conducted at Isra Postgraduate Institute of Ophthalmology, Al-Ibrahim Eye Hospital, Malir Karachi from 1 January to December 2005. Study include 23 pseudophakic eyes of 23 patients with pseudophakic retinal detachment, who underwent three ports pars plana vitrectomy with silicone oil tamponade and endolaser. Postoperatively 3 m...

ENWEndNote BIBJabRef, Mendeley RISPapers, Reference Manager, RefWorks, Zotero AMA Ismail N, Nour ElDin Abd ElBaky AM, Hassan Ragab S, Ibrahim M. The relationship between the Chinese visceral adiposity index and presence of nonalcoholic fatty liver disease in obese children – a pilot study. Pediatria Polska - Polish Journal Paediatrics. 2022. doi:10.5114/polp.2022.120103. APA Ismail, N., ElBaky,...

© 2012 Ibrahim et al., licensee InTech. This is an open access chapter distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. An Approach for Dynamic Characterisation of Passive Viscoelasticity and Estimation o...

Copyright: © 2016 Ali MM, et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. *Corresponding author: Ahmed Ibrahim, Faculty of Veterinary Medicine, Assiut University, Assiut, Postal Code: 70155, Egypt, Tel:...