Secure Smart Healthcare Monitoring in Industrial Internet of Things (IIoT) Ecosystem with Cosine Function Hybrid Chaotic Map Encryption

Figure 6

Quality-based analysis of decrypted image: (a) encrypted and simultaneously deciphered image; (b) noise-encrypted simultaneously deciphered image containing 1% salt and pepper; (c) noise-based encrypted simultaneously deciphered matrix containing 2% salt and pepper; (d) noise-based encrypted simultaneously deciphered matrix containing 3% salt and pepper.

(a)

(b)

(c)

(d)