3,530 research outputs found

    Principio di disponibilitĂ  e protezione dei dati personali nel "terzo pilastro" dell'Unione europea

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    Nella parte dedicata al rafforzamento della sicurezza, il Programma dell’Aia ha introdotto il principio di disponibilitĂ  quale perno della cooperazione informativa e ha parallelamente riconosciuto che la sua implementazione postula un livello adeguato di tutela del diritto fondamentale alla protezione dei dati trattati. Nel presente saggio si dĂ  conto dell’attuazione asimmetrica dei due canoni: da un lato, ci si sofferma su quello che ha portato il legislatore europeo a implementare in modo significativo il canone di disponibilitĂ  e che Ăš sfociato nella decisione 2008/615/GAI di recepimento del Trattato di PrĂŒm e nella decisione quadro 2006/960/GAI; dall’altro, si ricostruisce il travagliato iter che ha condotto all’approvazione della tanto attesa, quanto deludente decisione quadro 2008/977/GAI sulla protezione dei dati personali nel “terzo pilastro”

    Round-Optimal Secure Two-Party Computation from Trapdoor Permutations

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    In this work we continue the study on the round complexity of secure two-party computation with black-box simulation. Katz and Ostrovsky in CRYPTO 2004 showed a 5 (optimal) round construction assuming trapdoor permutations for the general case where both players receive the output. They also proved that their result is round optimal. This lower bound has been recently revisited by Garg et al. in Eurocrypt 2016 where a 4 (optimal) round protocol is showed assuming a simultaneous message exchange channel. Unfortunately there is no instantiation of the protocol of Garg et al. under standard polynomial-time hardness assumptions. In this work we close the above gap by showing a 4 (optimal) round construction for secure two-party computation in the simultaneous message channel model with black-box simulation, assuming trapdoor permutations against polynomial-time adversaries. Our construction for secure two-party computation relies on a special 4-round protocol for oblivious transfer that nicely composes with other protocols in parallel. We define and construct such special oblivious transfer protocol from trapdoor permutations. This building block is clearly interesting on its own. Our construction also makes use of a recent advance on non-malleability: a delayed-input 4-round non-malleable zero knowledge argument

    Alien Registration- Ciampi, Mary (Portland, Cumberland County)

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    https://digitalmaine.com/alien_docs/25390/thumbnail.jp

    The Impact of Polybrominated Diphenyl Ether (BDE-47) Administration in Mice and its Implications in Non-alcoholic Fatty Liver Disease

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    Non-alcoholic fatty liver disease (NAFLD) is a disease characterized by the accumulation of fat in liver cells that is not due to alcohol consumption. Steatosis results when more than 5-10% of the liver’s weight consists of fat. People who are overweight, or who have diabetes or high cholesterol are more likely to develop NAFLD. Over time, NAFLD can advance to cause cirrhosis, and eventually, liver cancer or failure. Polybrominated diphenyl ethers (PBDEs, BDEs) are brominated flame- retardants, and are found in many plastics and household products such as cars, textiles, televisions, and computers. BDEs are released into the environment and can reach humans by being ingested or inhaled. Accumulation of this environmental pollutant has been discovered and studied in the human liver, with implications on the induction of hepatic steatosis and non-alcoholic fatty liver disease (NAFLD). Previous literature has shown wide distribution of BDEs to the liver, with BDE-47 being the most prominent detected in the liver and tissues, in both mice and humans. The effects of BDE-47 after its administration in mice will be explored to demonstrate the link between its exposure and predicted accumulation in the liver. Preliminary studies have been conducted to determine the effects of BDE exposure on cultured human hepatocytes (HepG2 cells). The BDE-47-treated HepG2 cells displayed an increase in total lipids and triglycerides, as well as an increase in modulated lipogenic gene expression, suggesting BDE-47 has a potential to induce lipid accumulation in human liver. However, a limitation to HepG2-based studies is the lack of significant extension of the findings in vitro to an in vivo model. We hypothesized that administration of BDE-47 in mice fed either a normal or high fat diet would increase liver fat content. For a period of approximately 8 weeks, adult male mice were fed BDE-47 through their diets (0.0003% in 10% kcal or 45% kcal high fat diets). Food consumption and body weights were collected every 2 to 3 days. Through lipid and triglyceride assays, quantification and analysis of hepatic lipid and triglyceride contents of each mouse were measured as markers of fat accumulation and steatosis. Gene expression will also be tested and measured to determine what genes, in the presence of BDE-47, will stimulate lipogenesis, which can further contribute to fat accumulation. BDE-47 exposure data from this animal study and its implications in hepatic accumulation, steatosis and NAFLD will be presented

    Michael Ballantine and Lisa Ballantine v. The Dominican Republic (PCA Case No. 2016-17) \u2013 Award \u2013 3 September 2019 \u2013 Case Report

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    Claimants brought an action for relief against the Dominican Republic pursuant to the Dominican Republic-Central America-United States Free Trade Agreement (DRCAFTA) and the UNCITRAL Rules, alleging that certain environmental regulations established by the Dominican Republic violated their rights under the DR-CAFTA in relation to their investment in a luxury residential housing project located in the Dominican Republic. After hearing the jurisdictional objection together with the merits of the claim, the Tribunal determined by majority that it lacked jurisdiction because the Claimants\u2019 Dominican nationality was effective and took precedence over their American nationality

    Knowing Through Consulting in Action

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    Management consulting firms are often discussed as being the firms whose core product is knowledge itself. However, despite the fact that consulting firms are generally aware of the value of knowledge for their own organizations and for their clients, the empirical evidence shows that even today the (economic and, above all, cognitive) value-creation potential related to the transition from consulting approaches geared to the transfer of “best practices” (consultant as expert) to consulting approaches geared to the cooperative creation of new knowledge and managerial capabilities (consultant as a facilitator of new managerial knowledge and capabilities creation processes) is rarely consciously perceived and, consequently, is not adequately planned for and exploited. This book interprets management consulting from a knowledge perspective, and proposes a general conceptual framework for investigating and interpreting that potential

    EU\u2019s International Treaties, the New Investment Court System (ICS) and Human Rights

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    With Opinion 1/17, the ECJ has declared the compatibility with EU primary law of the mechanism for the international settlement of disputes between investors and States (ISDS), established under the CETA, a free trade agreement between Canada, on the one hand, and the EU and its Member States, on the other. The present article focuses on the challenges raised by the Belgian government on the basis of human rights, in addition to that based on the autonomy of the EU legal order. In relation to the principle of equal treatment before the law, it argues that the Court erred in holding that Canadian enterprises and natural persons that invest within the Union are in a situation that is not comparable to that of Member States\u2019 investors in the same commercial or industrial sector of the EU internal market. It further submits that as a result of the historical evolution of ISDS and the remedies currently available under EU law and the national law of the member states to European and foreign investors alike, the finding that the latter are to have a specific legal remedy against EU and domestic measures might be no longer justified. It finally considers that in the assessment of whether the ICS will be an accessible and independent tribunal, the Court exceeded the level of speculation allowed under Art. 218(11) of the Treaty on the Functioning of the EU (TFEU) and understated the guarantees generally required from national judiciaries

    Electrochemical Microscopy Based on Spatial Light Modulators: A Projection System to Spatially Address Electrochemical Reactions at Semiconductors

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    Here we describe a “light projector” system that can address, i.e. “read and write” electrochemical reactions on a non-structured macroscopic semiconducting electrode with spatial and temporal resolution. In our approach the illumination of an amorphous silicon electrode/electrolyte interface is spatially defined by means of a ferroelectric micromirror system that gives total freedom on both the two-dimensional light profile (illumination shapes) as well as on the transient times of the projected images. The device has no moving parts and allows for spatial and temporal control of the illumination stimulus driving local changes to the rate of an electrochemical reaction. The performance of the system is assessed by generating microscale patterns of Cu2O on the electrode (“electrochemical writing”) followed by their 2D current mapping (“electrochemical reading”) using methanol electro-oxidation and carbon dioxide electro-reduction. The latter illustrate the electrochemical imaging aspects of the device using two technologically relevant examples

    Alien Registration- Ciampi, Mary (Portland, Cumberland County)

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    https://digitalmaine.com/alien_docs/25390/thumbnail.jp
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