diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index ab4b602..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,22 +0,0 @@
-reference: http://www.objc.io/issue-6/travis-ci.html
-language: objective-c
-osx_image: xcode8
-env:
-  global:
-  - LC_CTYPE=en_US.UTF-8
-  - LANG=en_US.UTF-8
-  - LINT_PODSPEC=no
-  - FORCE_CARTHAGE_VERSION=yes
-  - secure: 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
-  matrix:
-  - SCHEME="Guardian" IOS_DESTINATION_VERSION="9.3" CARTHAGE_BUILD_PLATFORM="iOS"
-  - SCHEME="Guardian" IOS_DESTINATION_VERSION="10.0" CARTHAGE_BUILD_PLATFORM="iOS"
-before_install: true
-install: true
-script:
-- script/cibuild
-branches:
-  only:
-  - master
-after_success:
-  - bash <(curl -s https://codecov.io/bash) -J 'Guardian'
\ No newline at end of file
diff --git a/Guardian.xcodeproj/project.pbxproj b/Guardian.xcodeproj/project.pbxproj
index 713445a..9d3e0f8 100644
--- a/Guardian.xcodeproj/project.pbxproj
+++ b/Guardian.xcodeproj/project.pbxproj
@@ -192,8 +192,6 @@
 		5F20380E1D5E421F0005D2E2 /* LICENSE */ = {isa = PBXFileReference; lastKnownFileType = text; path = LICENSE; sourceTree = "<group>"; };
 		5F20380F1D5E421F0005D2E2 /* README.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; path = README.md; sourceTree = "<group>"; };
 		5F2038111D5E42AD0005D2E2 /* .gitignore */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = .gitignore; sourceTree = "<group>"; };
-		5F2038141D5E43CD0005D2E2 /* .travis.yml */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = .travis.yml; sourceTree = "<group>"; };
-		5F2038161D5E43DD0005D2E2 /* .env */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; name = .env; path = script/.env; sourceTree = "<group>"; };
 		5F2038181D5E46210005D2E2 /* Gemfile */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = Gemfile; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
@@ -406,8 +404,6 @@
 			isa = PBXGroup;
 			children = (
 				5F2038181D5E46210005D2E2 /* Gemfile */,
-				5F2038161D5E43DD0005D2E2 /* .env */,
-				5F2038141D5E43CD0005D2E2 /* .travis.yml */,
 				5F2038111D5E42AD0005D2E2 /* .gitignore */,
 				5F20380C1D5E421F0005D2E2 /* Cartfile.resolved */,
 				5F20380D1D5E421F0005D2E2 /* Cartfile.private */,
diff --git a/Guardian/Guardian.swift b/Guardian/Guardian.swift
index 56d25f4..0d3b4e3 100644
--- a/Guardian/Guardian.swift
+++ b/Guardian/Guardian.swift
@@ -22,6 +22,14 @@
 
 import Foundation
 
+let nonCachedSession: URLSession =  {
+    let config = URLSessionConfiguration.default
+    config.requestCachePolicy = .reloadIgnoringLocalCacheData
+    config.urlCache = nil
+
+    return URLSession.init(configuration: config)
+}()
+
 /**
  Creates a low level API client for Guardian MFA server
 
@@ -36,7 +44,7 @@ import Foundation
  
  - seealso: Guardian.API
  */
-public func api(forDomain domain: String, session: URLSession = .shared) -> API {
+public func api(forDomain domain: String, session: URLSession = nonCachedSession) -> API {
     return api(url: url(from: domain)!, session: session)
 }
 
@@ -54,7 +62,7 @@ public func api(forDomain domain: String, session: URLSession = .shared) -> API
 
  - seealso: Guardian.API
  */
-public func api(url: URL, session: URLSession = .shared) -> API {
+public func api(url: URL, session: URLSession = nonCachedSession) -> API {
     return APIClient(baseUrl: url, session: session)
 }
 
@@ -76,7 +84,7 @@ public func api(url: URL, session: URLSession = .shared) -> API {
  
  - seealso: Guardian.Authentication
  */
-public func authentication(forDomain domain: String, andEnrollment enrollment: Enrollment, session: URLSession = .shared) -> Authentication {
+public func authentication(forDomain domain: String, andEnrollment enrollment: Enrollment, session: URLSession = nonCachedSession) -> Authentication {
     let client = api(forDomain: domain, session: session)
     return RSAAuthentication(api: client, enrollment: enrollment)
 }
@@ -100,7 +108,7 @@ public func authentication(forDomain domain: String, andEnrollment enrollment: E
 
  - seealso: Guardian.Authentication
  */
-public func authentication(url: URL, andEnrollment enrollment: Enrollment, session: URLSession = .shared) -> Authentication {
+public func authentication(url: URL, andEnrollment enrollment: Enrollment, session: URLSession = nonCachedSession) -> Authentication {
     let client = api(url: url, session: session)
     return RSAAuthentication(api: client, enrollment: enrollment)
 }
@@ -149,7 +157,7 @@ public func authentication(url: URL, andEnrollment enrollment: Enrollment, sessi
  
  - returns: a request to create an enrollment
  */
-public func enroll(forDomain domain: String, session: URLSession = .shared, usingUri uri: String, notificationToken: String, keyPair: RSAKeyPair) -> EnrollRequest {
+public func enroll(forDomain domain: String, session: URLSession = nonCachedSession, usingUri uri: String, notificationToken: String, keyPair: RSAKeyPair) -> EnrollRequest {
     let client = api(forDomain: domain, session: session)
     return EnrollRequest(api: client, enrollmentUri: uri, notificationToken: notificationToken, keyPair: keyPair)
 }
@@ -198,7 +206,7 @@ public func enroll(forDomain domain: String, session: URLSession = .shared, usin
 
  - returns: a request to create an enrollment
  */
-public func enroll(url: URL, session: URLSession = .shared, usingUri uri: String, notificationToken: String, keyPair: RSAKeyPair) -> EnrollRequest {
+public func enroll(url: URL, session: URLSession = nonCachedSession, usingUri uri: String, notificationToken: String, keyPair: RSAKeyPair) -> EnrollRequest {
     let client = api(url: url, session: session)
     return EnrollRequest(api: client, enrollmentUri: uri, notificationToken: notificationToken, keyPair: keyPair)
 }
@@ -246,7 +254,7 @@ public func enroll(url: URL, session: URLSession = .shared, usingUri uri: String
 
  - returns: a request to create an enrollment
  */
-public func enroll(forDomain domain: String, session: URLSession = .shared, usingTicket ticket: String, notificationToken: String, keyPair: RSAKeyPair) -> EnrollRequest {
+public func enroll(forDomain domain: String, session: URLSession = nonCachedSession, usingTicket ticket: String, notificationToken: String, keyPair: RSAKeyPair) -> EnrollRequest {
     let client = api(forDomain: domain, session: session)
     return EnrollRequest(api: client, enrollmentTicket: ticket, notificationToken: notificationToken, keyPair: keyPair)
 }
@@ -294,7 +302,7 @@ public func enroll(forDomain domain: String, session: URLSession = .shared, usin
 
  - returns: a request to create an enrollment
  */
-public func enroll(url: URL, session: URLSession = .shared, usingTicket ticket: String, notificationToken: String, keyPair: RSAKeyPair) -> EnrollRequest {
+public func enroll(url: URL, session: URLSession = nonCachedSession, usingTicket ticket: String, notificationToken: String, keyPair: RSAKeyPair) -> EnrollRequest {
     let client = api(url: url, session: session)
     return EnrollRequest(api: client, enrollmentTicket: ticket, notificationToken: notificationToken, keyPair: keyPair)
 }
diff --git a/GuardianTests/APIClientSpec.swift b/GuardianTests/APIClientSpec.swift
index 3125fbe..a8086a0 100644
--- a/GuardianTests/APIClientSpec.swift
+++ b/GuardianTests/APIClientSpec.swift
@@ -30,7 +30,7 @@ class APIClientSpec: QuickSpec {
     
     override func spec() {
         
-        let client = APIClient(baseUrl: ValidURL, session: URLSession.shared)
+        let client = APIClient(baseUrl: ValidURL, session: Guardian.nonCachedSession)
         
         beforeEach {
             stub(condition: { _ in return true }) { _ in