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Opera has released a new beta version of their Mini browser for cell phones and PDAs that includes pretty serious improvements for anyone who's serious about their hand-held browsing—namely, actual file downloading, uploading to select online services like Flickr and Gmail, and saving of web pages for offline access. Previous versions of Mini, like most mobile browsers, could only handle files that the browser or the device itself knew what to do with, but Mini now lets you save files and web pages to the device's storage, assuming it has a working version of the JSR-75 access protocol running in the background. Opera also threw in page-based "Find" searching and claims its server-based page cache is running 50 percent faster in recent tests. Opera Mini 4.1 beta is a free download for m read more »
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Tech site Ars Technica runs down the basics of securing your home wireless network with the most secure and up-to-date methods. The main takeaway is that when you enable encryption on your wireless router, use WPA encryption instead of WEP, because it's better and stronger. Unlike WEP, WPA uses a 48-bit initialization vector and a 128-bit encryption key. More importantly, however, WPA uses what's called the Temporary Key Integrity Protocol (TKIP). Whereas WEP recycles the same key for encrypting all the packets flowing across the network, WPA's TKIP changes the encryption key every single time a packet is transmitted. This, combined with the use of longer keys, prevents a hacker from compromising a router simply by passively observing a large enough set of packet transmissions. Ars lists common home network har read more »
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