Revisión de herramientas

• Android Quill

• ​Android capture signature using Canvas and save in png format

• ​DroidReader

• ​DroidText

• mobilesign: ​http://venezuela-apps.emergya.es:51880/service/pdf

• Prueba de concepto para insertar imagen de firma manuscrita en documento PDF.

• ​https://code.google.com/p/android-source-browsing/source/browse/bcpkix/src/main/java/org/bouncycastle/cms/?repo=platform--external--bouncycastle&r=e1142c149e244797ce73b0e7fad40816e447a817

• ​http://doc.nisu.org/docs/berliner/pkcs7.html

• ​http://stackoverflow.com/questions/8243566/verifying-detached-signature-with-bc

• Encryption and Decryption