Securely configuring a system
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United States of America Patent
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N/A
Issued Date -
Nov 30, 2006
app pub date -
May 31, 2005
filing date -
May 31, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
In one embodiment, the present invention includes a method of validating secure code using a first processor, loading configuration data into at least one configuration register of a conditional access unit if the secure code is validated, and preventing access to the configuration register(s) during normal operation. In such manner, encrypted content to be processed by the conditional access unit may be protected from unauthorized access. Other embodiments are described and claimed.
First Claim
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International Classification(s)
- H04L:TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAP....
- H04N:PICTORIAL COMMUNICATION, e.g. TELEVISION
- H03M:CODING, DECODING OR CODE CONVERSION, IN GENERAL
- G06F:ELECTRIC DIGITAL DATA PROCESSING
- H04K:SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- G06K:RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD ....
- [Classification Symbol]
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