Proxy server could cache http response when it is not private

Signed-off-by: Clement Wong <git@clement.hk>

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/public/AppFramework/Http/Response.php b/lib/public/AppFramework/Http/Response.php
index 15318f30bbd..4abf232c31e 100644
--- a/lib/public/AppFramework/Http/Response.php
+++ b/lib/public/AppFramework/Http/Response.php
@@ -106,11 +106,11 @@ class Response {
 	 * @since 6.0.0 - return value was added in 7.0.0
 	 */
 	public function cacheFor(int $cacheSeconds) {
-		if($cacheSeconds > 0) {
-			$this->addHeader('Cache-Control', 'max-age=' . $cacheSeconds . ', must-revalidate');
+		if ($cacheSeconds > 0) {
+			$this->addHeader('Cache-Control', 'private, max-age=' . $cacheSeconds . ', must-revalidate');
 
 			// Old scool prama caching
-			$this->addHeader('Pragma', 'public');
+			$this->addHeader('Pragma', 'private');
 
 			// Set expires header
 			$expires = new \DateTime();