diff --git a/AFNetworking.xcodeproj/project.pbxproj b/AFNetworking.xcodeproj/project.pbxproj
index 7feb916cde..a40878b4a0 100644
--- a/AFNetworking.xcodeproj/project.pbxproj
+++ b/AFNetworking.xcodeproj/project.pbxproj
@@ -10,15 +10,15 @@
 		1BF9F9601C87832B00F1F35A /* AFImageResponseSerializerTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 1BF9F95F1C87832B00F1F35A /* AFImageResponseSerializerTests.m */; };
 		1BF9F9611C87843200F1F35A /* AFImageResponseSerializerTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 1BF9F95F1C87832B00F1F35A /* AFImageResponseSerializerTests.m */; };
 		1BF9F9621C87843300F1F35A /* AFImageResponseSerializerTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 1BF9F95F1C87832B00F1F35A /* AFImageResponseSerializerTests.m */; };
+		1F0EEE581FC5E7EC00DAF282 /* httpbinorg_02102018.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F0EEE571FC5E74A00DAF282 /* httpbinorg_02102018.cer */; };
+		1F0EEE591FC5E7F100DAF282 /* httpbinorg_02102018.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F0EEE571FC5E74A00DAF282 /* httpbinorg_02102018.cer */; };
+		1F0EEE5A1FC5E7F200DAF282 /* httpbinorg_02102018.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F0EEE571FC5E74A00DAF282 /* httpbinorg_02102018.cer */; };
 		1F6F7DF71F17051000C979D0 /* DST Root CA X3.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF61F1703A100C979D0 /* DST Root CA X3.cer */; };
 		1F6F7DF81F17051000C979D0 /* Let's Encrypt Authority X3.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF51F1703A100C979D0 /* Let's Encrypt Authority X3.cer */; };
-		1F6F7DF91F17051000C979D0 /* httpbinorg_08132017.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF41F1703A100C979D0 /* httpbinorg_08132017.cer */; };
 		1F6F7DFA1F17051000C979D0 /* DST Root CA X3.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF61F1703A100C979D0 /* DST Root CA X3.cer */; };
 		1F6F7DFB1F17051000C979D0 /* Let's Encrypt Authority X3.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF51F1703A100C979D0 /* Let's Encrypt Authority X3.cer */; };
-		1F6F7DFC1F17051000C979D0 /* httpbinorg_08132017.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF41F1703A100C979D0 /* httpbinorg_08132017.cer */; };
 		1F6F7DFD1F17051100C979D0 /* DST Root CA X3.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF61F1703A100C979D0 /* DST Root CA X3.cer */; };
 		1F6F7DFE1F17051100C979D0 /* Let's Encrypt Authority X3.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF51F1703A100C979D0 /* Let's Encrypt Authority X3.cer */; };
-		1F6F7DFF1F17051100C979D0 /* httpbinorg_08132017.cer in Resources */ = {isa = PBXBuildFile; fileRef = 1F6F7DF41F1703A100C979D0 /* httpbinorg_08132017.cer */; };
 		2960BAC31C1B2F1A00BA02F0 /* AFUIButtonTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 2960BAC21C1B2F1A00BA02F0 /* AFUIButtonTests.m */; };
 		297824A31BC2D69A0041C395 /* adn_0.cer in Resources */ = {isa = PBXBuildFile; fileRef = 297824A01BC2D69A0041C395 /* adn_0.cer */; };
 		297824A41BC2D69A0041C395 /* adn_0.cer in Resources */ = {isa = PBXBuildFile; fileRef = 297824A01BC2D69A0041C395 /* adn_0.cer */; };
@@ -225,7 +225,7 @@
 
 /* Begin PBXFileReference section */
 		1BF9F95F1C87832B00F1F35A /* AFImageResponseSerializerTests.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = AFImageResponseSerializerTests.m; sourceTree = "<group>"; };
-		1F6F7DF41F1703A100C979D0 /* httpbinorg_08132017.cer */ = {isa = PBXFileReference; lastKnownFileType = file; path = httpbinorg_08132017.cer; sourceTree = "<group>"; };
+		1F0EEE571FC5E74A00DAF282 /* httpbinorg_02102018.cer */ = {isa = PBXFileReference; lastKnownFileType = file; path = httpbinorg_02102018.cer; sourceTree = "<group>"; };
 		1F6F7DF51F1703A100C979D0 /* Let's Encrypt Authority X3.cer */ = {isa = PBXFileReference; lastKnownFileType = file; path = "Let's Encrypt Authority X3.cer"; sourceTree = "<group>"; };
 		1F6F7DF61F1703A100C979D0 /* DST Root CA X3.cer */ = {isa = PBXFileReference; lastKnownFileType = file; path = "DST Root CA X3.cer"; sourceTree = "<group>"; };
 		2960BAC21C1B2F1A00BA02F0 /* AFUIButtonTests.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = AFUIButtonTests.m; sourceTree = "<group>"; };
@@ -401,7 +401,7 @@
 				298D7CE21BC2CB7C00FD3B3E /* HTTPBinOrgServerTrustChain */,
 				1F6F7DF61F1703A100C979D0 /* DST Root CA X3.cer */,
 				1F6F7DF51F1703A100C979D0 /* Let's Encrypt Authority X3.cer */,
-				1F6F7DF41F1703A100C979D0 /* httpbinorg_08132017.cer */,
+				1F0EEE571FC5E74A00DAF282 /* httpbinorg_02102018.cer */,
 			);
 			path = HTTPBin.org;
 			sourceTree = "<group>";
@@ -831,11 +831,11 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				1F0EEE5A1FC5E7F200DAF282 /* httpbinorg_02102018.cer in Resources */,
 				2987B0DE1BC40AFB00179A4C /* foobar.com.cer in Resources */,
 				2987B0D61BC40AEC00179A4C /* ADNNetServerTrustChain in Resources */,
 				2987B0DF1BC40AFB00179A4C /* NoDomains.cer in Resources */,
 				2987B0D41BC40AE900179A4C /* adn_1.cer in Resources */,
-				1F6F7DFF1F17051100C979D0 /* httpbinorg_08132017.cer in Resources */,
 				2987B0DD1BC40AFB00179A4C /* AltName.cer in Resources */,
 				2987B0D71BC40AF000179A4C /* HTTPBinOrgServerTrustChain in Resources */,
 				2987B0D31BC40AE900179A4C /* adn_0.cer in Resources */,
@@ -857,11 +857,11 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				1F0EEE581FC5E7EC00DAF282 /* httpbinorg_02102018.cer in Resources */,
 				298D7CBF1BC2CA9D00FD3B3E /* foobar.com.cer in Resources */,
 				298D7CBA1BC2CA9800FD3B3E /* logo.png in Resources */,
 				297824A31BC2D69A0041C395 /* adn_0.cer in Resources */,
 				298D7CE31BC2CB7C00FD3B3E /* HTTPBinOrgServerTrustChain in Resources */,
-				1F6F7DF91F17051000C979D0 /* httpbinorg_08132017.cer in Resources */,
 				297824A71BC2D69A0041C395 /* adn_2.cer in Resources */,
 				297824A51BC2D69A0041C395 /* adn_1.cer in Resources */,
 				298D7CC01BC2CA9D00FD3B3E /* NoDomains.cer in Resources */,
@@ -883,11 +883,11 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				1F0EEE591FC5E7F100DAF282 /* httpbinorg_02102018.cer in Resources */,
 				298D7CBC1BC2CA9C00FD3B3E /* foobar.com.cer in Resources */,
 				298D7CB91BC2CA9800FD3B3E /* logo.png in Resources */,
 				297824A41BC2D69A0041C395 /* adn_0.cer in Resources */,
 				298D7CE41BC2CB7C00FD3B3E /* HTTPBinOrgServerTrustChain in Resources */,
-				1F6F7DFC1F17051000C979D0 /* httpbinorg_08132017.cer in Resources */,
 				297824A81BC2D69A0041C395 /* adn_2.cer in Resources */,
 				297824A61BC2D69A0041C395 /* adn_1.cer in Resources */,
 				298D7CBD1BC2CA9C00FD3B3E /* NoDomains.cer in Resources */,
diff --git a/Tests/Resources/HTTPBin.org/HTTPBinOrgServerTrustChain/httpbin_0.cer b/Tests/Resources/HTTPBin.org/HTTPBinOrgServerTrustChain/httpbin_0.cer
index f2ee78266e..0fe8104155 100644
Binary files a/Tests/Resources/HTTPBin.org/HTTPBinOrgServerTrustChain/httpbin_0.cer and b/Tests/Resources/HTTPBin.org/HTTPBinOrgServerTrustChain/httpbin_0.cer differ
diff --git a/Tests/Resources/HTTPBin.org/httpbinorg_02102018.cer b/Tests/Resources/HTTPBin.org/httpbinorg_02102018.cer
new file mode 100644
index 0000000000..0fe8104155
Binary files /dev/null and b/Tests/Resources/HTTPBin.org/httpbinorg_02102018.cer differ
diff --git a/Tests/Resources/HTTPBin.org/httpbinorg_08132017.cer b/Tests/Resources/HTTPBin.org/httpbinorg_08132017.cer
deleted file mode 100644
index f2ee78266e..0000000000
Binary files a/Tests/Resources/HTTPBin.org/httpbinorg_08132017.cer and /dev/null differ
diff --git a/Tests/Tests/AFSecurityPolicyTests.m b/Tests/Tests/AFSecurityPolicyTests.m
index 2ebbd80d34..953b2c7114 100644
--- a/Tests/Tests/AFSecurityPolicyTests.m
+++ b/Tests/Tests/AFSecurityPolicyTests.m
@@ -58,7 +58,7 @@ static SecTrustRef AFUTADNNetServerTrust() {
 }
 
 static SecCertificateRef AFUTHTTPBinOrgCertificate() {
-    NSString *certPath = [[NSBundle bundleForClass:[AFSecurityPolicyTests class]] pathForResource:@"httpbinorg_08132017" ofType:@"cer"];
+    NSString *certPath = [[NSBundle bundleForClass:[AFSecurityPolicyTests class]] pathForResource:@"httpbinorg_02102018" ofType:@"cer"];
     NSCAssert(certPath != nil, @"Path for certificate should not be nil");
     NSData *certData = [NSData dataWithContentsOfFile:certPath];