From 0180752439d3f5fdfe60ebad7d212723c4cc3ede Mon Sep 17 00:00:00 2001 From: GNU Hurd wiki engine Date: Sun, 19 Aug 2007 15:51:59 +0000 Subject: web commit by NealWalfield: Create. --- sfi.mdwn | 8 ++++++++ 1 file changed, 8 insertions(+) create mode 100644 sfi.mdwn (limited to 'sfi.mdwn') diff --git a/sfi.mdwn b/sfi.mdwn new file mode 100644 index 00000000..19b71237 --- /dev/null +++ b/sfi.mdwn @@ -0,0 +1,8 @@ +SFI stands for Software-Based Fault Isolation. SFI is an isolation +technique described by Wahbe et al. in their 1993 paper [Effcient +Software-Based Fault Isolation](http://citeseer.ist.psu.edu/wahbe93efficient.html). +Instead of running code is a separate process, untrusted code +is loaded into into the host's address space, part of the address +space is reserved to the application and referred to as its fault +domain, and the code is rewritten such that it cannot modify or jump +to addresses outside of its fault domain. -- cgit v1.2.3