ECCC
2006
14 years 22 days ago
2006
A q query Locally Decodable Code (LDC) encodes an n-bit message x as an N-bit codeword C(x), such that one can probabilistically recover any bit xi of the message by querying only...
ESORICS
2006
Springer
14 years 4 months ago
2006
Springer
Abstract. Many theoretical PIR (Private Information Retrieval) constructions have been proposed in the past years. Though information theoretically secure, most of them are impract...
ICALP
2005
Springer
14 years 6 months ago
2005
Springer
We prove new lower bounds for locally decodable codes and private information retrieval. We show that a 2-query LDC encoding nbit strings over an ℓ-bit alphabet, where the decode...