The present invention provides a video encryption transmission system, the system includes: audio and video capture device for audio and video image acquisition; key management device for generating and distributing key; multilevel encryption device, for receiving the key management key distribution device, multi encryption of audio and video audio and video image acquisition device the acquisition, and the encrypted ciphertext is sent to the video server; video server for sending and receiving multilevel encryption device and the dark, dark paper sent to the multistage decryption device, at the same time as before the dark decryption; multilevel decryption device for receiving video sent by the server to decrypt ciphertexts, multistage according to the key. The key of distribution management device has received the dark. Through the technical scheme, the security of data transmission is effectively ensured.
【技术实现步骤摘要】
【技术保护点】
一种音视频加密解密传输系统，其特征在于，该系统包括： 音视频采集装置，用于采集音视频图像； 密钥产生管理装置，用于产生并分配密钥； 多级加密装置，用于接收密钥产生管理装置分配的密钥，对音视频采集装置采集的音视频图像进行多级 加密，并将加密后的暗文发送给视频服务器； 视频服务器，用于接收多级加密装置发送的暗文，并将暗文发送给多级解密装置，同时实时解密当前暗文； 多级解密装置，用于接收视频服务器发送的暗文，根据密钥产生管理装置分配的密钥对接收到的暗文进 行多级解密。
【技术特征摘要】
【专利技术属性】
技术研发人员：陈羚，
申请(专利权)人：北京中星微电子有限公司，
类型：发明
国别省市：11[中国|北京]
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