Answer Posted / kiran

-1.2

What is a group signature ?

2421

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What is a chained certificate?

1787

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What is a one-time signature scheme ?

2334

---

What is a digital envelope ?

2721

---

What are digital certificates ?

1765

---

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What are on-line/off-line signatures ?

2471

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What are some other signature schemes ?

2110

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What is a digital signature and what is authentication ?

2789

---

What is a fail-stop signature scheme ?

2344

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What are special signature schemes ?

2246

---

What is an undeniable signature scheme ?

2492

---

What is a blind signature scheme ?

2228

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How do CAs sign certificates?

1896

---

How are digital certificates used ?

2001

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What is the difference between the CAs?

1924

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