2,254 research outputs found

    [Stammbuch Albrecht Daniel Halder]

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    [STAMMBUCH ALBRECHT DANIEL HALDER] [Stammbuch Albrecht Daniel Halder] (1) Cover (1) Beschreibung (14) Besitzvermerk (15) Register (16) Einträge S. 1 - 50 (20) Einträge S. 51 - 100 (44) Einträge S. 101 - 150 (65) Einträge S. 151 - 200 (86) Einträge S. 201 - 250 (109) Einträge S. 251 - 281 (131

    Dataset in support of the Conference paper 'A highly temperature-insensitive Bi-doped fiber amplifier in the E+S-band with 20 dB flat gain from 1435-1475 nm'

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    This dataset supports the publication: Yu Wang, Arindam Halder, David Richardson and Jayanta Sahu. (2022) A highly temperature-insensitive Bi-doped fiber amplifier in the E+S-band with 20 dB flat gain from 1435-1475 nm OFC 2023 The excel file contains all experimental data used for generating Fig.2(a) to Fig.2(d) </span

    Alois Halder, Filozofijski rječnik

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    Prikaz knjige Alois Halder, Filozofijski rječnik, uredio Jure Zovko, prijevod s njemačkog Ante Sesar, Naklada Jurčiæ, Zagreb 2002, 463 str

    CrypSH: A Novel IoT Data Protection Scheme Based on BGN Cryptosystem

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    The Internet of Things (IoT) is an emerging paradigm and has penetrated deeply into our daily life. Due to the seamless connections of the IoT devices with the physical world through the Internet, the IoT applications use the cloud to store and provide ubiquitous access to collected data. Sharing of data with third party services and other users incurs potential risks and leads to unique security and privacy concerns, e.g., data breaches. Existing cryptographic solutions are inapt for resource-constrained IoT devices, because of their significant computational overhead. To address these concerns, we propose a data protection scheme to store the encrypted IoT data in a cloud, while still allowing query processing over the encrypted data. Our proposed scheme features a novel encrypted data sharing scheme based on Boneh-Goh-Nissim (BGN) cryptosystem, with revocation capabilities and in-situ key updates. We perform exhaustive experiments on real datasets, to assess the feasibility of the proposed scheme on the resource constrained IoT devices. The results show the feasibility of our scheme, together with the ability to provide a high level of security. The results also show that our scheme significantly reduces the computation, storage and energy overheads than the best performed scheme in the state-of-the-art

    Mythos und Logos

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    Mythos und Logos. - In: Mythos und religiöser Glaube heute / Alois Halder ... (Hrsg.). - Donauwörth : Auer, 1985. - S. 11-23. - (Theologie interdisziplinär ; 6

    A holistic approach to power efficiency in a clock offset based Intrusion Detection Systems for Controller Area Networks

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    Controller Area Network (CAN) is an in-vehicle communication protocol, which provides an efficient and reliable communication link between Electronic Control Units (ECUs) in real time. Recent studies have shown that attackers can take remote control of the targeted vehicle by exploiting the vulnerabilities of the CAN protocol. Motivated by this fact, we propose an Intrusion Detection System (IDS), called Clock Offset-based IDS (COIDS), to monitor in-vehicle network activities to detect any intrusion. Precisely, COIDS measures and then exploits the clock offset of transmitter ECU's clock for fingerprinting ECU. COIDS next leverages the derived fingerprints to construct a baseline of ECU's normal clock behavior using an active learning technique. Based on the baseline of normal behavior, COIDS uses the Cumulative Sum method to detect any abnormal deviation in clock offset. Further, COIDS uses a sequential change-point detection technique to determine the exact time of intrusion. Generally, COIDS has to run on every ECU to monitor the network behavior. This can turn out to be a significant power overhead for a hardware-constrained ECU. Thus, we next develop a cooperative game model to optimize the active time duration of COIDS in an ECU. We performed exhaustive experiments on real world publicly available datasets primarily to assess the effectiveness of COIDS against a wide range of in-vehicle network attacks. Our results show that COIDS detects intrusions faster than the best performed IDS in the state-of-the-art. Further, the results show that our designed cooperative game model significantly reduces the power overhead of the ECU without compromising the performance

    Friedrich Nietzsche: Religion auf dem Äußersten?

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    Friedrich Nietzsche: Religion auf dem Äußersten? - In: Sein und Schein der Religion / hrsg. von Alois Halder ... - Düsseldorf : Patmos-Verl., 1983. - S. 249-27

    Don't hesitate to share! A novel IoT data protection scheme based on BGN cryptosystem

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    In cloud-based Internet of Things (IoT), sharing of data with third-party services and other users, inherently incurs potential risk and leads to unique security and privacy concerns. Existing cryptographic solutions ensure the security of IoT data, but due to their significant computational overhead, most of them are not suitable for resource-constrained IoT devices. To address these concerns, we propose a data protection system to store encrypted IoT data in a cloud while still allowing query processing over the encrypted data. More importantly, our proposed system features a novel encrypted data sharing scheme based on Boneh-Goh-Nissim (BGN) cryptosystem, with revocation capabilities and in-situ key update. We perform exhaustive experiments on real datasets, primarily to assess the feasibility of the proposed system on resource-constrained IoT devices. We next measure the computation overhead, storage overhead and throughput. The experimental results show that our system is not only feasible, but also provides a high level of security. Furthermore, the results show that our system is 34% more computationally faster, requires 25% less storage and 15% more throughput than the best performed system in the state-of-the-art

    Immanuel Kant: Religion im Verhältnis von Grund und Abgrund

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    Immanuel Kant: Religion im Verhältnis von Grund und Abgrund. - In: Sein und Schein der Religion / hrsg. von Alois Halder ... - Düsseldorf : Patmos-Verl., 1983. - S. 16-3

    Gang durch die Perspektiven des Mythos

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    Gang durch die Perspektiven des Mythos. - In: Mythos und religiöser Glaube heute / Alois Halder ... (Hrsg.). - Donauwörth : Auer, 1985. - S. 153-173. - (Theologie interdisziplinär ; 6
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