cmd/client/main.go  |  2 +-
 cmd/client/stats.go |  4 +++-
 cmd/server/main.go  |  8 ++++----
 cmd/server/peer.go  | 11 +++++++++++
 cmd/server/stats.go | 12 ------------

diff --git a/cmd/client/main.go b/cmd/client/main.go
index f33814f53bdf4e64756fc2e76774fd76a5548cf3427bf7740f98570d8a54ff01..118a7fed55b076517fd8339680307bfa1ad0c03d59dc976006d5903715de0d1e 100644
--- a/cmd/client/main.go
+++ b/cmd/client/main.go
@@ -362,7 +362,7 @@ 						if subtle.ConstantTimeCompare(
 							tag[:vors.TagLen],
 							buf[len(buf)-vors.TagLen:],
 						) != 1 {
-							log.Println("decrypt:", stream.name, "tag differs")
+							stream.stats.bads++
 							continue
 						}
 						pkt = buf[4 : len(buf)-vors.TagLen]
diff --git a/cmd/client/stats.go b/cmd/client/stats.go
index 24e3f9941f10d4499450c23f230b8c6cff529d1a11aa8014949caad63c1c81b4..795dfbf2b7fd73b556d31ebc13ab126930ddeeda6ea581b928b947cfd049f48a 100644
--- a/cmd/client/stats.go
+++ b/cmd/client/stats.go
@@ -30,6 +30,7 @@
 type Stats struct {
 	pkts    int64
 	bytes   uint64
+	bads    int64
 	lost    int64
 	reorder int64
 	last    time.Time
@@ -62,9 +63,10 @@ 			GUI.DeleteView(name + "-vol")
 			return
 		case now = <-tick:
 			s := fmt.Sprintf(
-				"%s  |  %s  |  L/R: %s / %s",
+				"%s  |  %s  |  B/L/R: %s/%s/%s",
 				humanize.Comma(stats.pkts),
 				humanize.IBytes(stats.bytes),
+				humanize.Comma(stats.bads),
 				humanize.Comma(stats.lost),
 				humanize.Comma(stats.reorder),
 			)
diff --git a/cmd/server/main.go b/cmd/server/main.go
index 17c9ce3daecaf66a17ffd27dc99ed892e04e60262e1f76e2e71f89ed98af2980..fd60e914b190568e27db7e55096cb07083e2813f65e07933b736316f0dd9c2fb 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -256,10 +256,11 @@ 				GUI.DeleteView(peer.name)
 				return
 			case now = <-tick:
 				s := fmt.Sprintf(
-					"%s | Rx/Tx: %s / %s  |  %s / %s",
+					"%s | Rx/Tx/Bad: %s / %s / %s |  %s / %s",
 					peer.addr,
 					humanize.Comma(stats.pktsRx),
 					humanize.Comma(stats.pktsTx),
+					humanize.Comma(stats.bads),
 					humanize.IBytes(stats.bytesRx),
 					humanize.IBytes(stats.bytesTx),
 				)
@@ -394,7 +395,7 @@ 			if n == 1 {
 				continue
 			}
 			if n <= 4+vors.TagLen {
-				slog.Info("too small", "peer", peer.name, "len", n)
+				peer.stats.bads++
 				continue
 			}
 
@@ -415,8 +416,7 @@ 			if subtle.ConstantTimeCompare(
 				tag[:vors.TagLen],
 				buf[n-vors.TagLen:n],
 			) != 1 {
-				log.Println("decrypt:", peer.name, "tag differs")
-				slog.Info("MAC failed", "peer", peer.name, "len", n)
+				peer.stats.bads++
 				continue
 			}
 
diff --git a/cmd/server/peer.go b/cmd/server/peer.go
index ef0693b6d86846ced607c9289f2ae6aecfea0e26e75588ed924d60460cced056..960d5b2dbbd225fb38e3b75d8b48415ca5db851368d359b25adbd3fecc0af8d1 100644
--- a/cmd/server/peer.go
+++ b/cmd/server/peer.go
@@ -4,10 +4,21 @@ import (
 	"log/slog"
 	"net"
 	"sync"
+	"time"
 
 	"github.com/flynn/noise"
 	vors "go.stargrave.org/vors/internal"
 )
+
+type Stats struct {
+	pktsRx  int64
+	pktsTx  int64
+	bytesRx uint64
+	bytesTx uint64
+	bads    int64
+	last    time.Time
+	alive   chan struct{}
+}
 
 type Peer struct {
 	name  string
diff --git a/cmd/server/stats.go b/cmd/server/stats.go
deleted file mode 100644
index 86c010e61dae851da0c8f5b7142e3039ada609d70023cbf5d13d778910d9ee97..0000000000000000000000000000000000000000
--- a/cmd/server/stats.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package main
-
-import "time"
-
-type Stats struct {
-	pktsRx  int64
-	pktsTx  int64
-	bytesRx uint64
-	bytesTx uint64
-	last    time.Time
-	alive   chan struct{}
-}