Refresh OAK brand identity

Author: iZonex

index.html

@@ -17,21 +17,22 @@
     <meta property="og:locale" content="en_US" />
     <meta property="og:title" content="OAK — OnChain Attack Knowledge" />
     <meta property="og:description" content="Open vendor-neutral knowledge base of adversary Tactics and Techniques observed against on-chain assets. v0.1: 17 Tactics, 154 Techniques, 48 Mitigations, 41 Software, 19 Threat Actors, 687 worked examples, 1555 citations, 478 relationships." />
-    <meta property="og:image" content="https://onchainattack.org/oak-banner.svg" />
+    <meta property="og:image" content="https://onchainattack.org/oak-social.png" />
     <meta property="og:image:width" content="1200" />
     <meta property="og:image:height" content="630" />
+    <meta property="og:image:type" content="image/png" />
     <meta property="og:image:alt" content="OAK — OnChain Attack Knowledge framework banner" />
     <meta property="og:type" content="website" />
     <meta property="og:url" content="https://onchainattack.org/" />
     <meta name="twitter:card" content="summary_large_image" />
     <meta name="twitter:site" content="@iZonex" />
     <meta name="twitter:title" content="OAK — OnChain Attack Knowledge" />
     <meta name="twitter:description" content="Open vendor-neutral taxonomy of on-chain adversary behavior. v0.7: 647 worked examples, 1555 citations, 0 hard-fail validators." />
-    <meta name="twitter:image" content="https://onchainattack.org/oak-banner.svg" />
+    <meta name="twitter:image" content="https://onchainattack.org/oak-social.png" />
+    <meta name="twitter:image:alt" content="OAK — OnChain Attack Knowledge" />
+    <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
     <link rel="icon" type="image/png" sizes="512x512" href="/oak-icon-512.png" />
-    <link rel="icon" type="image/png" sizes="1024x1024" href="/oak-icon-1024.png" />
-    <link rel="apple-touch-icon" sizes="512x512" href="/oak-icon-512.png" />
-    <link rel="apple-touch-icon" sizes="1024x1024" href="/oak-icon-1024.png" />
+    <link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png" />
     <link rel="alternate" type="application/json" title="OAK JSON export" href="/tools/oak.json" />
     <link rel="alternate" type="application/json" title="OAK STIX 2.1 bundle" href="/tools/oak-stix.json" />
     <link rel="preconnect" href="https://fonts.googleapis.com" />