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Found 5 essays matching the above criteria.

  1. 1. FFS: A cryptographic cloud-based deniable filesystem through exploitation of online web services : Store your sensitive data in plain sight

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Glenn Olsson; [2023]
    Keywords : Filesystem; Fejk FileSystem; Cloud-based filesystem; Steganograhpic filesystem; Filsystem; Fejk FileSystem; Molnbaserat filsystem; Steganografiskt filsystem;

    Abstract : Many Online Web Services (OWSs) today, such as Flickr and Twitter, provide users with the possibility to post images that are stored on the platform for free. This thesis explores creating a cryptographically secure filesystem that stores its data on an online web service by encoding the encrypted data as images. READ MORE

  3. 2. Performance Analysis of the CannyFS Shim Filesystem

    University essay from Uppsala universitet/Institutionen för informationsteknologi

    Author : Per Alonso; [2022]
    Keywords : ;

    Abstract : In High Performance Computing, there is a constant effort to improve performance. One important part of performance in these systems is storage performance. This thesis investigates the performance of a shim filesystem called CannyFS that exploits ignoring certain consistency requirements of typical filesystems for gaining performance benefits. READ MORE

  4. 3. Masquerader Detection via 2fa Honeytokens

    University essay from Linnéuniversitetet/Institutionen för datavetenskap och medieteknik (DM)

    Author : Anton Wiklund; [2021]
    Keywords : Cyber security deception; two-factor authentication 2fa ; honeytoken; misinformation; intrusion detection;

    Abstract : Detection of insider threats is vital within cybersecurity. Techniques for detection include honeytokens, which most often are resources that, through deception, seek to expose intruders. One kind of insider that is detectable via honeytokens is the masquerader. READ MORE

  5. 4. Performance analysis and improvement of PostgreSQL

    University essay from Lunds universitet/Institutionen för datavetenskap

    Author : Martin Lindblom; Fredrik Strandin; [2015]
    Keywords : PostgreSQL; postgres; performance analysis; optimization; prefetching; filesystems; Technology and Engineering;

    Abstract : PostgreSQL is a database management system, used in many different applications throughout the industry. As databases often are the bottlenecks in the performance of applications, their performance becomes crucial. Better performance can either be achieved by using more and faster hardware, or by making the software more efficient. READ MORE

  6. 5. Cluster-Slack Retention Characteristics: A Study of the NTFS Filesystem

    University essay from Fakulteten för ekonomi, kommunikation och IT

    Author : Zak Blacher; [2010]
    Keywords : NTFS; Fragment; Microfragment; Cluster; Cluster Slack; Slack; FIVES; Digital Forensics; Partition; Cylinder; Head; Sector;

    Abstract : This paper explores the statistical properties of microfragment recovery techniques used on NTFS filesystems in the use of digital forensics. A microfragment is the remnant file-data existing in the cluster slack after this file has been overwritten. READ MORE