diff --git a/enzevalos_iphone/Logger.swift b/enzevalos_iphone/Logger.swift
index fb124991fba8dc1aa02d2880957ddb9e71461e01..02fbf8ba81e9f3197a6a5c6d7fe19fe79874fa78 100644
--- a/enzevalos_iphone/Logger.swift
+++ b/enzevalos_iphone/Logger.swift
@@ -296,7 +296,6 @@ class Logger{
     
     static func sendCallback(error: Error?) {
         guard error == nil else {
-            print(error!)
             return
         }
         
@@ -340,7 +339,6 @@ public class LogInUserDefaults {
     func incrementEventCounter(eventName: String) {
         let oldValue = logger.integer(forKey: "\(prefix).\(eventName)")
         let counter =  oldValue + 1
-        print("\(eventName): #\(counter) [oldvalue: \(oldValue)]")
         logger.set(counter, forKey: "\(prefix).\(eventName)")
         
     }
@@ -370,8 +368,6 @@ public class LogInUserDefaults {
         mean = mean + (delta / Double(n))
         let delta2 = duration - mean
         sqD = sqD + delta * delta2
-        print("\(eventName): duration = \(duration) sqD: \(sqD) n = \(n)->New mean: \(mean)")
-
         
         // update values
         logger.set(sqD, forKey: "\(prefix).\(eventName+nameSqD)")
diff --git a/enzevalos_iphone/SendViewController.swift b/enzevalos_iphone/SendViewController.swift
index acf0299a4352183980ab0e1864f4de542bfea45e..ea331c0bc08f55e05d428804f6c1353ed6ab1818 100644
--- a/enzevalos_iphone/SendViewController.swift
+++ b/enzevalos_iphone/SendViewController.swift
@@ -754,6 +754,7 @@ class SendViewController: UIViewController {
                     DispatchQueue.main.async { self.updateSecurityUI() }
                 }))
             } else {
+                icon = .confidential
                 var title = NSLocalizedString("sendInsecure", comment: "This mail should be send insecurely")
                 var actionType = LogData.UserInteractionPopUp.disableConf
                 if recipientSecurityState == .allInsecure || recipientSecurityState == .mixed {
diff --git a/enzevalos_iphone/study parameters/StudyParameterProtocol.swift b/enzevalos_iphone/study parameters/StudyParameterProtocol.swift
index 72e54d75544a67795c62268a8ac9a806999713a5..6f449b6dca61f44137bf1ec4c7fc08038e6af9e3 100644
--- a/enzevalos_iphone/study parameters/StudyParameterProtocol.swift	
+++ b/enzevalos_iphone/study parameters/StudyParameterProtocol.swift	
@@ -36,7 +36,6 @@ extension StudyParameterProtocol {
             try keychain.remove(self.keyName)
         }
         catch {
-            print(error)
             return false
         }
 
diff --git a/enzevalos_iphoneUITests/OnboardingTest.swift b/enzevalos_iphoneUITests/OnboardingTest.swift
index e4016626fa46524cad6cbd35192d4671fd94d4d0..887258d652e70cf2d8237d2d4e9473ef129eb8d8 100644
--- a/enzevalos_iphoneUITests/OnboardingTest.swift
+++ b/enzevalos_iphoneUITests/OnboardingTest.swift
@@ -25,27 +25,16 @@ class OnboardingTest: XCTestCase {
     override func tearDown() {
         // Put teardown code here. This method is called after the invocation of each test method in the class.
     }
-    /*
-    func numberOf(events: IntroState) -> Int {
-       return -1
-    }
- */
  
 
     func testLogging() {
         // Use recording to get started writing UI tests.
         // Use XCTAssert and related functions to verify your tests produce the correct results.
-        print("Start!")
         app.otherElements.containing(.pageIndicator, identifier:"page 1 of 5").children(matching: .other).element.children(matching: .other).element.children(matching: .other).element.children(matching: .other).element.swipeLeft()
-        print("1")
-       // XCTAssertEqual(numberOf(events: .Welcome), 1)
 
         app.otherElements.containing(.pageIndicator, identifier:"page 2 of 5").children(matching: .other).element.children(matching: .other).element.children(matching: .other).element.children(matching: .other).element.swipeLeft()
-        print("2")
         app/*@START_MENU_TOKEN@*/.staticTexts["OnboardSubTextAccessibilityIdentifier"]/*[[".staticTexts[\"You, the sender and both mail providers know the content of the mail but who sent the mail?\\nSender addresses can be freely chosen. A fraud can impersonate a person when using a known mail address as sender address.\"]",".staticTexts[\"OnboardSubTextAccessibilityIdentifier\"]"],[[[-1,1],[-1,0]]],[0]]@END_MENU_TOKEN@*/.swipeLeft()
-        print("3")
         app.otherElements["OnboardInputViewAccessibilityIdentifier"].swipeLeft()
-        print("4")
     }
 
 }