Not security related particularly, but I’ve just read two interesting articles over at High Scalability.
First up there’s an article entitled MySQL and Memcached, the end of an era (for those of us who work in more “enterprise” shops this raises a wry smile because in this world MySQL is still regarded as daring technology, never mind memcached). Secondly there’s the classic How I learned to stop worrying and love using lots of disk space to scale, which is the best introduction I’ve read so far to the NoSQL model