Sökning: "ransom"

Visar resultat 6 - 10 av 18 uppsatser innehållade ordet ransom.

  1. 6. Ransomware-attacker mot svenska sjukhus : En kvalitativ studie kring informationssäkerhetsarbetet inom svensk sjukvård

    Kandidat-uppsats, Uppsala universitet/Institutionen för informatik och media

    Författare :Elin Kjellberg Karlsson; Astrid Hellström Ryckert; [2022]
    Nyckelord :ransomware; ransomware attacks; IT-security; information security; Protection Motivation Theory; PMT; ransomware; ransomware-attack; IT-säkerhet; informationssäkerhet; Protection Motivation Theory; PMT;

    Sammanfattning : De senaste åren har visat på en ökning av så kallade ransomware-attacker riktade mot sjukvården. Sjukvården är en samhällssektor som besitter en samhällskritisk verksamhet och hanterar känsliga data vilket gör den extra utsatt mot dessa typer av attacker. LÄS MER

  3. 7. Information Security Risk Assessment : An Analysis of a Medical Aid Service

    Kandidat-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Filip Hedlund; Emma Loots; [2020]
    Nyckelord :Information Security; Healthcare; ISO 27001; Android; Cybersecurity; Datasäkerhet; Sjukvård; ISO 27001; Android; IT-säkerhet;

    Sammanfattning : Security in the healthcare sector has historically been insufficient, seeing several high-profile cyber-attacks crippling availability of equipment and vital services with demands of ransom sums, and intrusions collecting sensitive patient data en masse. For this reason, digital services intended for medical use need to be convincingly secure in order to be adopted. LÄS MER

  4. 8. Rebel Group Funding and Engagement in Rebel Governance: A Comparative Case Study

    Master-uppsats, Uppsala universitet/Institutionen för freds- och konfliktforskning

    Författare :Kai Koenemann; [2019]
    Nyckelord :Rebel Governance; Rebel Funding; Political Economy of War; Natural Resources; Crime Conflict; Taliban; GSPC; AQIM;

    Sammanfattning : This thesis addresses an identified gap in the field of rebel governance and rebel funding, by theorizing and investigating how differences in rebel group funding sources affect a group’s engagement in rebel governance, distinguishing funding through natural resources from funding through non-natural resources. It is highlighted that these sources differ in three fundamental ways: their necessity for civilian labor and cooperation, the extent to which equipment, technology and infrastructure are required, and the expected time of pay-off. LÄS MER

  5. 9. Local And Network Ransomware Detection Comparison

    Kandidat-uppsats, Blekinge Tekniska Högskola/Institutionen för datavetenskap

    Författare :Filip Ahlgren; [2019]
    Nyckelord :Ransomware; Detection; Machine Learning;

    Sammanfattning : Background. Ransomware is a malicious application encrypting important files on a victim's computer. The ransomware will ask the victim for a ransom to be paid through cryptocurrency. After the system is encrypted there is virtually no way to decrypt the files other than using the encryption key that is bought from the attacker. LÄS MER

  7. 10. Phishing attacks targeting hospitals : A study over phishing knowledge at Blekingesjukhuset

    Kandidat-uppsats, Blekinge Tekniska Högskola/Institutionen för datalogi och datorsystemteknik

    Författare :Daniella Nordgren; [2018]
    Nyckelord :Phishing; Ransomware; Social engineering; Hospital;

    Sammanfattning : Context. Phishing emails is a type of computer attack targeting users and tries to trick them into giving out personal information, follow shady links or download malicious attachments. Phishing is often closely linked to ransomware, which is a type of attack that locks a users computer and asks for a ransom in order to give access back. LÄS MER