reducing piracy on the high seas - university of adelaideyval/mastik/... · reducing piracy on the...

ReducingPiracyontheHighSeas

YuvalYaromTheUniversityofAdelaideand

Data61,CSIRO

PublicaDonsonmicroarchitecturalside-channelaFacks

Datafrom[GYCH16]2

PublicaDonsandGlobalTemperature

3

GlobalAverageTemperaturesVs.NumberofPirates

4Imagefrom:hFps://illuminuT.com/2014/02/04/true-fact-the-lack-of-pirates-is-causing-global-warming/

PiratesTransiDoningtoCryptography

5PirateimageByJ.J.attheEnglishlanguageWikipedia,CCBY-SA3.0,hFps://commons.wikimedia.org/w/index.php?curid=665628

Piracyeasy.Side-Channelshard.

•  OpenSSL

LOWSeverity.Thisincludesissuessuchasthosethat…orhardtoexploitDming(sidechannel)aFacks.

hFps://www.openssl.org/policies/secpolicy.html

Plan

Plan

Reducebarriertoentry

Plan

Reducebarriertoentry

Morepiratestransi4ontosidechannela6acks

Plan

Reducebarriertoentry

Morepiratestransi4ontosidechannela6acks

Lesspiracyonthehighseas

MasDk•  Extremelybadacronymfor Micro-ArchitecturalSide-channelToolKit

•  Aims– Providesomewhat-robustimplementaDonsofallknownSCaFacktechniquesforeveryarchitecture

– ProvideImplementaDonofgenericanalysistechniques

– Overcomethebarriertoentryintothearea– Shigfocustocryptanalysis

11

Status

•  ReasonablysolidimplementaDonoffouraFacks– Prime+ProbeonL1-D,L1-IandL3,Flush+Reload

•  OnlyIntelx86-64,onLinuxandMac–  x86-32andlimitedARMcurrentlyworkinginthelab

•  ZerodocumentaDon,liFletesDng•  Nouserfeedback

12

Version0.01(codenameScurvyDog)

http://cs.adelaide.edu.au/~yval/Mastik/