• Title/Summary/Keyword: Worm-propagation

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Molecular survey of Dirofilaria immitis in mosquitoes collected from parks the in the Incheon metropolitan city in Korea (인천지역 공원 채집 모기에서 심장사상충 감염도 조사)

  • Jeong, Cheol;Song, Jae-Sung;Kim-Jeon, Myung-Deok;Kim, Kyoung-Ho;Lee, Jung-Goo;Lee, Sung-Mo
    • Korean Journal of Veterinary Service
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    • v.43 no.1
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    • pp.1-6
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    • 2020
  • Unlike previous studies that reported the infection rates of Dirofilaria immitis in companion dogs, D. immitis genes were tested directly on mosquitoes to see how many mosquitoes actually carry larvae. Mosquito samples were collected from six parks in Incheon from March to August 2018. A total of 18,589 mosquitoes was collected, classified by type and then made 575 sample pools based on 50 mosquitoes. The PCR method was used to detect Dirofilaria immitis genes of sample pools. Dirofilaria immitis genes were detected in 7 of the 575 pools, and these positive mosquito samples were collected in 4 out of the 6 parks. The types of detected mosquitoes were Aedes dorsalis and Ochlerotatus koreanus which have been identified to act as a vector for heart worm propagation in Incheon. Based on these results, it was concluded that D. immitis genes were found in mosquitoes in the neighborhood park.

QoS Guaranteed Secure Network Service Realization using Global User Management Framework (GUMF);Service Security Model for Privacy

  • Choi, Byeong-Cheol;Kim, Kwang-Sik;Seo, Dong-Il
    • 제어로봇시스템학회:학술대회논문집
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    • 2005.06a
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    • pp.1586-1589
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    • 2005
  • GUMF (Global User Management Framework) that is proposed in this research can be applied to next generation network such as BcN (Broadband convergence Network), it is QoS guaranteed security framework for user that can solve present Internet's security vulnerability. GUMF offers anonymity for user of service and use the user's real-name or ID for management of service and it is technology that can realize secure QoS. GUMF needs management framework, UMS (User Management System), VNC (Virtual Network Controller) etc. UMS consists of root UMS in country dimension and Local UMS in each site dimension. VNC is network security equipment including VPN, QoS and security functions etc., and it achieves the QoSS (Quality of Security Service) and CLS(Communication Level Switching) functions. GUMF can offer safety in bandwidth consumption attacks such as worm propagation and DoS/DDoS, IP spoofing attack, and current most attack such as abusing of private information because it can offer the different QoS guaranteed network according to user's grades. User's grades are divided by 4 levels from Level 0 to Level 3, and user's security service level is decided according to level of the private information. Level 3 users that offer bio-information can receive secure network service that privacy is guaranteed. Therefore, GUMF that is proposed in this research can offer profit model to ISP and NSP, and can be utilized by strategy for secure u-Korea realization.

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