# Cyber Security ###### tags: `Cyber-Security`, `OSC` :::success ### Table of Content [TOC] ::: ## Risk ### 竊聽 (eavesdrop)  - 定義 #### X偷取由A傳送給B之訊息,,則定義為 ***竊聽 (eavesdrop)*** - 解決方法 #### ***加密(encryption)*** ### 電子欺騙 (spoofing)  - 定義 #### X透過傳送假數據,偽裝為A向B獲取訊息,則定義為***電子欺騙 (spoofing)*** - 解決方法 #### ***訊息識別碼(message authentication code)*** #### ***數位簽章(digital signature)*** #### ***數位憑證(digital certificate)*** ### 竄改 (falsification) - 定義 #### X改動由A傳送給B之訊息,則定義為***竄改 (falsification)*** - 解決方法 #### ***訊息識別碼(message authentication code)*** #### ***數位簽章(digital signature)*** #### ***數位憑證(digital certificate)*** ### 抵賴 (repudiation) - 定義 #### 當B預定收到A之訊息,然A最後主張沒有一回事,則定義為***抵賴 (repudiation)*** - 解決方法 #### ***數位簽章(digital signature)*** #### ***數位憑證(digital certificate)***
×
Sign in
Email
Password
Forgot password
or
By clicking below, you agree to our
terms of service
.
Sign in via Facebook
Sign in via Twitter
Sign in via GitHub
Sign in via Dropbox
Sign in with Wallet
Wallet (
)
Connect another wallet
New to HackMD?
Sign up