土地利用规划管理系统中访问控制模型设计与实现-地图学与地理信息系统专业论文.docx

② 浙江大学硕士学位论文 土 地 利 用 规 划 管 理 系 统 中访 问控 制 模 型 设 计与 实 现A b s tFS C tA e e e ss e o n tr0 1 15 an im P o rtan t rese areh are a o f e o m P ute r in form atio n se euri ty. T h e st u d y o f a e e e s s e o n tro l m o d e ls a n d m e th o d s o f m o d e lin g h a v e in c re a se d ly b e e n P a id a tt e n t io n . H o w e v e r ，so m e sh o r te o m in g s o f t h e e x is tin g a c e e ss e o n tro l m o d e ls f o r la n d 一u sep la n n in g m a na g e m e n t sy ste m s h a v e b e e n id e n t if ie d . T h e se sh o r te o m in g s a re illu str at e d a s follo w s: (l) B eeau se o f th e d iv ersity o f lan d 一u se P lann ln g m an ag em eni b u sin ess，the eurr eni u ser au tho rity h as n o t b een ab le to reP resen t ”the P rin eiP le o f L ea st P riv ileg e ” (2 )L im ita tio n s e x ist in t h e u se rs ，P riv ile g e s to t h e sP a tia l d a ta . In t h is t h e sis，th e a c e e ss e o n tr o lm o d els are in teg rated w ith G eo grap hie hiform atio n S y stem s (G IS ) to estab lish su itab lem o d e ls o f t h e a e c e s s e o n tro l f o r la n d 一u se P la n n in g m a n a g e m e n t sy ste m s .T h is t h e sis f irstly a n a ly se s a n d e o m P a re s t h e e x is ti ng a c e e ss c o n tr o l te c h n o lo g ie s a n dthen ap P lies a eo n eeP t o f ”task ro les，，b ased o n the m o d el o f R B A C (R o le一B ased A eeessC o ntr o l) to the ac e e ss eo ntr o l m o d e ls to m eet the n eed o f ”the P rin e iP le o f L ea st P riv ileg e ，，in la n d 一u se P la nn in g a n d m a n a g e m e n t sy s te m s，w h ie h a lso e o m b i ne w ith th e e h a ra c te r istie o f th e b u sin e s s in la n d 一u se P la nn in g m a n a g e m e n t sy ste m ，t hr o u g h a t h o ro u g h d ise u s sio n o fe o n st ru e te d m e th o d s o f t h e a c e e ss e o n iro l m o d e ls . F in a lly ，t h e re se a re h o n th e e sse n t ia lf ac to r，5 la y e r