Mixing
外匯炒賣
炒外汇屬投資或投機活動。不同國家的通用货币之间有浮動的兌換率稱為汇率，汇率會隨國家之間的資金流向、利率、經濟、政治狀況而变化[1]；炒外汇就是透過買賣外幣，值汇率的差價而獲利。
參考文獻
^ 炒外匯更看重消息（財經日報） 互联网档案馆的存檔，存档日期2010-04-11.
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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