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乌尔法尔城郊县
乌尔法尔城郊县在上奥地利州的位置
乌尔法尔城郊县（德语：Bezirk Urfahr-Umgebung），是奥地利上奥地利州所辖的一个县。总面积649.3平方公里，总人口77742，人口密度120人/平方公里（2001年）。行政中心位于林茨。
行政区域
乌尔法尔城郊县辖有27个市镇，其中包含3镇，12集镇，12乡。
人口
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Information security
This article is part of a series on Information security Related security categories Internet security Cyberwarfare Computer security Mobile security Network security Threats Computer crime Vulnerability Eavesdropping Malware Spyware Ransomware Trojans Viruses Worms Rootkits Bootkits Keyloggers Screen scrapers Exploits Backdoors Logic bombs Payloads Denial of service Defenses Computer access control Application security Antivirus software Secure coding Secure by default Secure by design Secure operating systems Authentication Multi-factor authentication Authorization Data-centric security Encryption Firewall Intrusion detection system Mobile secure gateway Runtime application self-protection (RASP) v t e Information security , sometimes shortened to InfoSec , is the practice of preventing unauthorized access, use, disclosure, disruption, modification, inspection, recording or destruction of information. Th
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