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Communications of the ACM

Research Archive


Archives

The Research archive provides access to all Research articles published in past issues of Communications of the ACM.

May 2009


From Communications of the ACM

Technical Perspective: A Chilly Sense of Security

Many systems rely on keeping a master key secret. But technological progress can undermine old assumptions.


From Communications of the ACM

Lest We Remember: Cold-Boot Attacks on Encryption Keys

Lest We Remember

DRAM retains its contents for several seconds after power is lost. Although DRAM becomes less reliable when it is not refreshed, it is not immediately erased, and its contents persist sufficiently for malicious (or forensic)…


From Communications of the ACM

Technical Perspective: Highly Concurrent Data Structures

The advent of multicore architectures has produced a Renaissance in the study of highly concurrent data structures.


From Communications of the ACM

Scalable Synchronous Queues

Scalable Synchronous Queues

In a thread-safe concurrent queue, consumers typically wait for producers to make data available. In a synchronous queue, producers similarly wait for consumers to take the data. We present two new nonblocking, contention-free…