diff --git a/static/_headers b/static/_headers
index 7d4476f..cd7bd80 100644
--- a/static/_headers
+++ b/static/_headers
@@ -1,17 +1,17 @@
 /*
   Strict-Transport-Security : max-age=63072000; includeSubDomains; preload
-  Content-Security-Policy : default-src 'none'; connect-src 'self'; img-src 'self'; script-src 'self'; style-src 'self'; form-action 'none'; frame-ancestors 'none'; upgrade-insecure-requests; block-all-mixed-content; base-uri 'none'
+  Content-Security-Policy : default-src 'none'; connect-src 'self'; img-src 'self'; script-src 'self'; style-src 'self'; form-action 'none'; frame-ancestors 'none'; block-all-mixed-content; base-uri 'none'
   X-Content-Type-Options : nosniff
   Referrer-Policy : no-referrer
   X-Frame-Options : DENY
   X-XSS-Protection : 0
-  Permissions-Policy : accelerometer=(), ambient-light-sensor=(), autoplay=(), battery=(), browsing-topics=(), camera=(), clipboard-read=(), display-capture=(), document-domain=(), encrypted-media=(), fullscreen=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), interest-cohort=(), magnetometer=(), microphone=(), midi=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), screen-wake-lock=(), serial=(), usb=(), sync-xhr=(), xr-spatial-tracking=()
+  Permissions-Policy : accelerometer=(), ambient-light-sensor=(), autoplay=(), battery=(), camera=(), clipboard-read=(), display-capture=(), document-domain=(), encrypted-media=(), fullscreen=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), interest-cohort=(), magnetometer=(), microphone=(), midi=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), screen-wake-lock=(), serial=(), usb=(), sync-xhr=(), xr-spatial-tracking=()
   Cross-Origin-Resource-Policy : same-origin
   Cross-Origin-Embedder-Policy : require-corp
   # Cross-Origin-Opener-Policy : same-origin
 
 /*.xml
-  Content-Security-Policy : default-src 'none'; img-src 'self' data: https://www.w3.org/; style-src 'self' 'unsafe-inline'; upgrade-insecure-requests; block-all-mixed-content; base-uri 'none'
+  Content-Security-Policy : default-src 'none'; img-src 'self' data: https://www.w3.org/; style-src 'self' 'unsafe-inline'; block-all-mixed-content; base-uri 'none'
 
 /*.png
   Cross-Origin-Resource-Policy : cross-origin
diff --git a/static/favicon-16x16.png b/static/favicon-16x16.png
new file mode 100644
index 0000000..614511b
Binary files /dev/null and b/static/favicon-16x16.png differ
diff --git a/static/favicon-32x32.png b/static/favicon-32x32.png
new file mode 100644
index 0000000..5e745ed
Binary files /dev/null and b/static/favicon-32x32.png differ
diff --git a/static/olivier.falcoz.pgp.key.asc b/static/olivier.falcoz.pgp.key.asc
new file mode 100644
index 0000000..0bf0dfb
--- /dev/null
+++ b/static/olivier.falcoz.pgp.key.asc
@@ -0,0 +1,39 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+
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+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/static/olivier.png b/static/olivier.png
new file mode 100644
index 0000000..8ee5661
Binary files /dev/null and b/static/olivier.png differ