30-09-2013, 04:47 PM
digital signature
digital signature.ppt (Size: 850 KB / Downloads: 20)
AGENDA
Computer security field vs. legal field
Signature and the law
How digital signature technology works
Comparison of digital vs. traditional signatures
Challenges and opportunities
COMPUTER SECURITY VS. LEGAL FIELD
The need for digital signature today
IT versus legal concept
An effective digital signature is a combination of both fields
Electronic and digital signature
SIGNATURES & THE LAW
The general purposes of signing writings
Evidence
Ceremony
Approval
Efficiency and logistics
SIGNATURES & THE LAW
An essential adaptation to the technology
Faster
Cheaper
The required attributes of a signature
Signer authentication
Document authentication
Affirmative act
Efficiency
HOW DIGITAL SIGNATURE TECHNOLOGY WORKS
The asymmetrical cryptosystem (private-public) key
The hash function
Digital Signature creation
Digital Signature verification
COMPARISON OF DIGITAL AND TRADITIONAL
Advantages
Data integrity
Signer authentication
Message authentication
Non-repudiation
Time stamp is critical
Increase the speed of transactions
Confidentiality through encryption
Some Key Issues
Legislation (cyber laws):
Electronic signature
Taxation
Jurisdiction
Encryption, IPR, privacy, consumer protection, etc.
Regulation (Certificate Authorities, etc.)
Banking infrastructure (e-payment)
E-Insurance (financial, commerce, etc.)
E-Education & E-Knowledge
digital signature.ppt (Size: 850 KB / Downloads: 20)
AGENDA
Computer security field vs. legal field
Signature and the law
How digital signature technology works
Comparison of digital vs. traditional signatures
Challenges and opportunities
COMPUTER SECURITY VS. LEGAL FIELD
The need for digital signature today
IT versus legal concept
An effective digital signature is a combination of both fields
Electronic and digital signature
SIGNATURES & THE LAW
The general purposes of signing writings
Evidence
Ceremony
Approval
Efficiency and logistics
SIGNATURES & THE LAW
An essential adaptation to the technology
Faster
Cheaper
The required attributes of a signature
Signer authentication
Document authentication
Affirmative act
Efficiency
HOW DIGITAL SIGNATURE TECHNOLOGY WORKS
The asymmetrical cryptosystem (private-public) key
The hash function
Digital Signature creation
Digital Signature verification
COMPARISON OF DIGITAL AND TRADITIONAL
Advantages
Data integrity
Signer authentication
Message authentication
Non-repudiation
Time stamp is critical
Increase the speed of transactions
Confidentiality through encryption
Some Key Issues
Legislation (cyber laws):
Electronic signature
Taxation
Jurisdiction
Encryption, IPR, privacy, consumer protection, etc.
Regulation (Certificate Authorities, etc.)
Banking infrastructure (e-payment)
E-Insurance (financial, commerce, etc.)
E-Education & E-Knowledge