Arto Karila

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The research community worldwide has increasingly drawn its attention to the weaknesses of the current Internet. Many proposals are addressing the perceived problems, ranging from new enhanced protocols to fix specific problems up to the most radical proposal to redesign and deploy a fully new Internet. Most of the problems in the current Internet are(More)
Global networking has brought with it both new opportunities and new security threats on a worldwide scale. Since the Internet is inherently insecure, secure cryptographic protocols and a public key infrastructure are needed. In this paper we introduce a protocol component architecture that is well suited for the implementation of telecommunications(More)
Translation: Heikki Kemppinen Based on a original Finnish report " Uusi Arjen Tietoyhteiskunta " for the Ministry of Transport and Communications of Finland April 10 th , 2006. SUMMARY The Ubiquitous Network Society is an umbrella term for the next generation of information and communications technology, in which formerly separate developments will meet and(More)
eurpaSe To analyse anatomical and functional results of retinal detachment swery in cases complicated by proliferative vitreoretinopatby in childhood. M&Q& Thirty six consecutive cases of retinal detachment complicated by PVR stages Cl and more in childhood were analysed retrospectively. All the cases associated scleral buckling, pars plana vitrectomy,(More)
oimented whithelium of the retina daachna 1. This is emerallv accemed to occur lesponses of the cells involved in &is process tue no, mmpletiy cleared. lk main goal of lhis study was to determine lipid pemxldation pmducu in tis fluid and uy IO establish any possible correlation with the differen, climcal feamres of the patients. spe&lly regarding myopia.(More)
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