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Recent Posts
June, 2011
- 24 June
Advanced Visual Secret Sharing -10
Visual Cryptography gibi bu çalışmaya benzer çalışmalar Secret görüntüleri şifrelerken Şekil -2.8 deki gibi anlamsız ve gürültülü Share görüntüler ortaya çıkarırlar. Bu şekildeki Sharelerin bu anlamsız görüntüleri kötü amaçlı kullanıcıların …
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Advanced Visual Secret Sharing -9
DENEY SONUÇLARI VE ANALİZLER Yapılan Çalışmanın doğruluğunu kontrol etmek amacıyla aşağıdaki gri formattaki 4 test görüntüsü kullanıldı.
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Advanced Visual Secret Sharing -8
İKİNCİ SHARE GÖRÜNTÜSÜNÜN ÜRETİLMESİ Share ler için pattern seçme sürecinde üç share in patternleri belirlenirken elde edilen her bir genişletilmiş blok bir diğerinin oluşumunu etkilemektedir. Buda sharelerin genişletilmiş bloklarının birbirlerine …
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Advanced Visual Secret Sharing -7
Share ler için pattern belirleme sürecinin önemli bir noktasına gelinmiştir. Bu aşamada 0,1 koordinatı belirlenen A share inin bu koordinatın 90 derece saat yönünün tersine düşmüş hali ile A share …
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Advanced Visual Secret Sharing -6
Son durumu kontrol ettiğimiz zaman A share inin 0,0 ve 1,0 daki genişletilmiş blokları belirlendi. Ancak A’ nün bu aşamaya kadar sadece 1,0 daki genişletilmiş bloğu belirlenebildi. Şekil 5.3 de …
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