Editing Cisco (section)

=== Intellectual property disputes ===
On December 11, 2008, the [[Free Software Foundation]] [[Free Software Foundation, Inc. v. Cisco Systems, Inc.|filed suit against Cisco]] regarding Cisco's failure to comply with the [[GPL]] and [[LGPL]] licenses and make the applicable source code publicly available.<ref>{{cite press release|url=http://www.fsf.org/news/2008-12-cisco-suit |title=Free Software Foundation Files Suit Against Cisco For GPL Violations |publisher=Free Software Foundation |location=BOSTON, Massachusetts |date=December 11, 2008 |access-date=January 4, 2009}}</ref> On May 20, 2009, Cisco settled this lawsuit by complying with FSF licensing terms and making a monetary contribution to the FSF.<ref>{{cite press release|url=http://www.fsf.org/news/2009-05-cisco-settlement.html |title=FSF Settles Suit Against Cisco |publisher=Free Software Foundation |date=May 20, 2009 |access-date=May 20, 2009}}</ref>

In October 2020, Cisco was ordered to pay US$1.9 billion to Centripetal Networks for infringement on four cybersecurity patents.<ref>{{Cite web|last=Kwan|first=Campbell|title=Cisco ordered to pay $1.9b in cyber patent loss|url=https://www.zdnet.com/article/cisco-ordered-to-pay-1-9b-in-cyber-patent-loss/|access-date=2020-10-07|website=ZDNet|language=en}}</ref>