Omani users subject to India’s content filtering due to “upstream filtering”

New research from our colleagues at the OpenNet Initiative and Citizen Lab demonstrates how one country’s Internet content filtering can have a significant impact on other countries.  Researchers discovered an example of “upstream filtering” in which content filtering by ISPs in India is restricting content access for customers of Oman’s ISP because of ISP routing [...]

Syria goes mostly offline as protests intensify

Crossposted from the OpenNet Initiative Renesys is reporting that as of 3:35 UTC (6:35 local time) on Friday, June 3, the majority of Syrian networks were disconnected from the global Internet. A graph shows the dramatic drop in reachable networks: Renesys documented a rapid decrease in the number of globally reachable Syrian networks on June [...]

Herdict Reports Show Twitter Blocked in China

A flurry of reports from China has reached Herdict in the past 24 hours, noting that popular microblogging site Twitter has been blocked across the country. Rebekah from The OpenNet Initiative (ONI) reported on the phenomenon this morning, explaining: In preparation for the 20th anniversary of the Tiananmen Square massacre on Thursday, China has blocked [...]

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