Communications of the ACM
Research Archive
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
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
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…