diff --git a/NEWS b/NEWS
index 242cdd4c17..56b1b80bd7 100644
--- a/NEWS
+++ b/NEWS
@@ -295,6 +295,9 @@ Removed Functionality
     - ``remote_trace_sync_interval``
     - ``remote_trace_sync_peers``
     - ``remote_check_sync_consistency``
+    - ``log_rotate_interval``
+    - ``log_max_size``
+    - ``log_encryption_key``
 
 - The following constants were used as part of deprecated functionality in version 2.6
   or below and are removed from this release:
@@ -311,9 +314,9 @@ Removed Functionality
 - Broccoli, which had been deprecated in version 2.6 and was no longer built by default
   was removed from the source tree.
 
-- Support for the &persistent and the &synchronized attributes, which were deprecated
-  in Bro 2.6, was removed. The ``-g`` command-line option (dump-config) which relied on
-  this functionality was also removed.
+- Support for the &persistent, &synchronized, &mergeable, &encrypt, &rotate_interval,
+  and &rotate_size attributes, which were deprecated in Bro 2.6, was removed. The ``-g``
+  command-line option (dump-config) which relied on this functionality was also removed.
 
 - Removed the BroControl ``update`` command, which was deprecated in Bro 2.6.
 
diff --git a/scripts/base/init-bare.zeek b/scripts/base/init-bare.zeek
index a4ac715d78..6e4222d416 100644
--- a/scripts/base/init-bare.zeek
+++ b/scripts/base/init-bare.zeek
@@ -4588,18 +4588,9 @@ const cmd_line_bpf_filter = "" &redef;
 ## the current/maximum limit on open files for the process.
 const max_files_in_cache = 0 &redef;
 
-## Deprecated.
-const log_rotate_interval = 0 sec &redef;
-
 ## Deprecated.
 const log_rotate_base_time = "0:00" &redef;
 
-## Deprecated.
-const log_max_size = 0.0 &redef;
-
-## Deprecated.
-const log_encryption_key = "<undefined>" &redef;
-
 ## Write profiling info into this file in regular intervals. The easiest way to
 ## activate profiling is loading :doc:`/scripts/policy/misc/profiling.zeek`.
 ##
diff --git a/src/Attr.cc b/src/Attr.cc
index 875f22e415..e7801c12c6 100644
--- a/src/Attr.cc
+++ b/src/Attr.cc
@@ -11,11 +11,9 @@ const char* attr_name(attr_tag t)
 	{
 	static const char* attr_names[int(NUM_ATTRS)] = {
 		"&optional", "&default", "&redef",
-		"&rotate_interval", "&rotate_size",
 		"&add_func", "&delete_func", "&expire_func",
 		"&read_expire", "&write_expire", "&create_expire",
-		"&encrypt",
-		"&raw_output", "&mergeable", "&priority",
+		"&raw_output", "&priority",
 		"&group", "&log", "&error_handler", "&type_column",
 		"(&tracked)", "&deprecated",
 	};
@@ -357,21 +355,6 @@ void Attributes::CheckAttr(Attr* a)
 		}
 		break;
 
-	case ATTR_ROTATE_INTERVAL:
-		if ( type->Tag() != TYPE_FILE )
-			Error("&rotate_interval only applicable to files");
-		break;
-
-	case ATTR_ROTATE_SIZE:
-		if ( type->Tag() != TYPE_FILE )
-			Error("&rotate_size only applicable to files");
-		break;
-
-	case ATTR_ENCRYPT:
-		if ( type->Tag() != TYPE_FILE )
-			Error("&encrypt only applicable to files");
-		break;
-
 	case ATTR_EXPIRE_READ:
 	case ATTR_EXPIRE_WRITE:
 	case ATTR_EXPIRE_CREATE:
@@ -446,11 +429,6 @@ void Attributes::CheckAttr(Attr* a)
 			Error("&raw_output only applicable to files");
 		break;
 
-	case ATTR_MERGEABLE:
-		if ( type->Tag() != TYPE_TABLE )
-			Error("&mergeable only applicable to tables/sets");
-		break;
-
 	case ATTR_PRIORITY:
 		Error("&priority only applicable to event bodies");
 		break;
diff --git a/src/Attr.h b/src/Attr.h
index 4a1110bc04..de6b07abbe 100644
--- a/src/Attr.h
+++ b/src/Attr.h
@@ -15,17 +15,13 @@ typedef enum {
 	ATTR_OPTIONAL,
 	ATTR_DEFAULT,
 	ATTR_REDEF,
-	ATTR_ROTATE_INTERVAL,
-	ATTR_ROTATE_SIZE,
 	ATTR_ADD_FUNC,
 	ATTR_DEL_FUNC,
 	ATTR_EXPIRE_FUNC,
 	ATTR_EXPIRE_READ,
 	ATTR_EXPIRE_WRITE,
 	ATTR_EXPIRE_CREATE,
-	ATTR_ENCRYPT,
 	ATTR_RAW_OUTPUT,
-	ATTR_MERGEABLE,
 	ATTR_PRIORITY,
 	ATTR_GROUP,
 	ATTR_LOG,
diff --git a/src/File.cc b/src/File.cc
index 710693fe0b..5aaf4dc3ea 100644
--- a/src/File.cc
+++ b/src/File.cc
@@ -18,15 +18,10 @@
 #include <errno.h>
 #include <unistd.h>
 
-#include <openssl/evp.h>
-#include <openssl/pem.h>
-#include <openssl/err.h>
-
 #include <algorithm>
 
 #include "File.h"
 #include "Type.h"
-#include "Timer.h"
 #include "Expr.h"
 #include "NetVar.h"
 #include "Net.h"
@@ -34,46 +29,6 @@
 #include "Event.h"
 #include "Reporter.h"
 
-// Timer which on dispatching rotates the file.
-class RotateTimer : public Timer {
-public:
-	RotateTimer(double t, BroFile* f, bool arg_raise) : Timer(t, TIMER_ROTATE)
-		{ file = f; raise = arg_raise; name = copy_string(f->Name()); }
-	~RotateTimer();
-
-	void Dispatch(double t, int is_expire);
-
-protected:
-	BroFile* file;
-	bool raise;
-	const char* name;
-};
-
-RotateTimer::~RotateTimer()
-	{
-	if ( file->rotate_timer == this )
-		file->rotate_timer = 0;
-
-	delete [] name;
-	}
-
-void RotateTimer::Dispatch(double t, int is_expire)
-	{
-	file->rotate_timer = 0;
-
-	if ( ! is_expire )
-		{
-		if ( raise )
-			{
-			Ref(file);
-			mgr.QueueEvent(rotate_interval, {new Val(file)});
-			}
-
-		file->InstallRotateTimer();
-		}
-	}
-
-
 // The following could in principle be part of a "file manager" object.
 
 #define MAX_FILE_CACHE_SIZE 512
@@ -81,9 +36,6 @@ static int num_files_in_cache = 0;
 static BroFile* head = 0;
 static BroFile* tail = 0;
 
-double BroFile::default_rotation_interval = 0;
-double BroFile::default_rotation_size = 0;
-
 // Maximizes the number of open file descriptors and returns the number
 // that we should use for the cache.
 static int maximize_num_fds()
@@ -119,9 +71,6 @@ BroFile::BroFile(FILE* arg_f)
 	name = access = 0;
 	t = base_type(TYPE_STRING);
 	is_open = (f != 0);
-
-	if ( f )
-		UpdateFileSize();
 	}
 
 BroFile::BroFile(FILE* arg_f, const char* arg_name, const char* arg_access)
@@ -132,9 +81,6 @@ BroFile::BroFile(FILE* arg_f, const char* arg_name, const char* arg_access)
 	access = copy_string(arg_access);
 	t = base_type(TYPE_STRING);
 	is_open = (f != 0);
-
-	if ( f )
-		UpdateFileSize();
 	}
 
 BroFile::BroFile(const char* arg_name, const char* arg_access, BroType* arg_t)
@@ -193,16 +139,6 @@ bool BroFile::Open(FILE* file, const char* mode)
 
 	f = file;
 
-	if ( default_rotation_interval &&
-	     (! attrs || ! attrs->FindAttr(ATTR_ROTATE_INTERVAL)) )
-		rotate_interval = default_rotation_interval;
-
-	if ( default_rotation_size &&
-	     (! attrs || ! attrs->FindAttr(ATTR_ROTATE_SIZE)) )
-		rotate_size = default_rotation_size;
-
-	InstallRotateTimer();
-
 	if ( ! f )
 		{
 		if ( ! mode )
@@ -221,7 +157,6 @@ bool BroFile::Open(FILE* file, const char* mode)
 		is_open = okay_to_manage = 1;
 
 		InsertAtBeginning();
-		UpdateFileSize();
 		}
 	else
 		{
@@ -243,7 +178,6 @@ BroFile::~BroFile()
 
 	delete [] name;
 	delete [] access;
-	delete [] cipher_buffer;
 
 #ifdef USE_PERFTOOLS_DEBUG
 	heap_checker->UnIgnoreObject(this);
@@ -255,18 +189,11 @@ void BroFile::Init()
 	is_open = okay_to_manage = is_in_cache = 0;
 	position = 0;
 	next = prev = 0;
-	rotate_timer = 0;
-	rotate_interval = 0.0;
-	rotate_size = current_size = 0.0;
-	open_time = 0;
 	attrs = 0;
 	buffered = true;
 	print_hook = true;
 	raw_output = false;
 	t = 0;
-	pub_key = 0;
-	cipher_ctx = 0;
-	cipher_buffer = 0;
 
 #ifdef USE_PERFTOOLS_DEBUG
 	heap_checker->IgnoreObject(this);
@@ -317,7 +244,6 @@ FILE* BroFile::BringIntoCache()
 		}
 
 	RaiseOpenEvent();
-	UpdateFileSize();
 
 	if ( fseek(f, position, SEEK_SET) < 0 )
 		{
@@ -354,17 +280,9 @@ void BroFile::SetBuf(bool arg_buffered)
 
 int BroFile::Close()
 	{
-	if ( rotate_timer )
-		{
-		timer_mgr->Cancel(rotate_timer);
-		rotate_timer = 0;
-		}
-
 	if ( ! is_open )
 		return 1;
 
-	FinishEncrypt();
-
 	// Do not close stdin/stdout/stderr.
 	if ( f == stdin || f == stdout || f == stderr )
 		return 0;
@@ -515,33 +433,8 @@ void BroFile::SetAttrs(Attributes* arg_attrs)
 	attrs = arg_attrs;
 	Ref(attrs);
 
-	Attr* ef = attrs->FindAttr(ATTR_ROTATE_INTERVAL);
-	if ( ef )
-		rotate_interval = ef->AttrExpr()->ExprVal()->AsInterval();
-
-	ef = attrs->FindAttr(ATTR_ROTATE_SIZE);
-	if ( ef )
-		rotate_size = ef->AttrExpr()->ExprVal()->AsDouble();
-
-	ef = attrs->FindAttr(ATTR_ENCRYPT);
-	if ( ef )
-		{
-		if ( ef->AttrExpr() )
-			InitEncrypt(ef->AttrExpr()->ExprVal()->AsString()->CheckString());
-		else
-			InitEncrypt(opt_internal_string("log_encryption_key")->CheckString());
-		}
-
 	if ( attrs->FindAttr(ATTR_RAW_OUTPUT) )
 		EnableRawOutput();
-
-	InstallRotateTimer();
-	}
-
-void BroFile::SetRotateInterval(double secs)
-	{
-	rotate_interval = secs;
-	InstallRotateTimer();
 	}
 
 RecordVal* BroFile::Rotate()
@@ -575,178 +468,17 @@ RecordVal* BroFile::Rotate()
 	return info;
 	}
 
-void BroFile::InstallRotateTimer()
-	{
-	if ( terminating )
-		return;
-
-	if ( rotate_timer )
-		{
-		timer_mgr->Cancel(rotate_timer);
-		rotate_timer = 0;
-		}
-
-	if ( rotate_interval )
-		{
-		// When this is called for the first time, network_time can
-		// still be zero. If so, we set a timer which fires
-		// immediately but doesn't rotate when it expires.
-
-		if ( ! network_time )
-			rotate_timer = new RotateTimer(1, this, false);
-		else
-			{
-			if ( ! open_time )
-				open_time = network_time;
-
-			const char* base_time = log_rotate_base_time ?
-				log_rotate_base_time->AsString()->CheckString() : 0;
-
-			double base = parse_rotate_base_time(base_time);
-			double delta_t =
-				calc_next_rotate(network_time, rotate_interval, base);
-			rotate_timer = new RotateTimer(network_time + delta_t,
-							this, true);
-			}
-
-		timer_mgr->Add(rotate_timer);
-		}
-	}
-
-void BroFile::SetDefaultRotation(double interval, double max_size)
-	{
-	for ( BroFile* f = head; f; f = f->next )
-		{
-		if ( ! (f->attrs && f->attrs->FindAttr(ATTR_ROTATE_INTERVAL)) )
-			{
-			f->rotate_interval = interval;
-			f->InstallRotateTimer();
-			}
-
-		if ( ! (f->attrs && f->attrs->FindAttr(ATTR_ROTATE_SIZE)) )
-			f->rotate_size = max_size;
-		}
-
-	default_rotation_interval = interval;
-	default_rotation_size = max_size;
-	}
-
 void BroFile::CloseCachedFiles()
 	{
 	BroFile* next;
 	for ( BroFile* f = head; f; f = next )
 		{
-		// Send final rotate events (immediately).
-		if ( f->rotate_interval )
-			{
-			Ref(f);
-			Event* event = new Event(::rotate_interval, {new Val(f)});
-			mgr.Dispatch(event, true);
-			}
-
-		if ( f->rotate_size )
-			{
-			Ref(f);
-			Event* event = new ::Event(::rotate_size, {new Val(f)});
-			mgr.Dispatch(event, true);
-			}
-
 		next = f->next;
 		if ( f->is_in_cache )
 			f->Close();
 		}
 	}
 
-void BroFile::InitEncrypt(const char* keyfile)
-	{
-	if ( ! (pub_key || keyfile) )
-		return;
-
-	if ( ! pub_key )
-		{
-		FILE* key = fopen(keyfile, "r");
-
-		if ( ! key )
-			{
-			reporter->Error("can't open key file %s: %s", keyfile, strerror(errno));
-			Close();
-			return;
-			}
-
-		pub_key = PEM_read_PUBKEY(key, 0, 0, 0);
-		if ( ! pub_key )
-			{
-			reporter->Error("can't read key from %s: %s", keyfile,
-					ERR_error_string(ERR_get_error(), 0));
-			Close();
-			return;
-			}
-		}
-
-	// Depending on the OpenSSL version, EVP_*_cbc()
-	// returns a const or a non-const.
-	EVP_CIPHER* cipher_type = (EVP_CIPHER*) EVP_bf_cbc();
-	cipher_ctx = EVP_CIPHER_CTX_new();
-
-	unsigned char secret[EVP_PKEY_size(pub_key)];
-	unsigned char* psecret = secret;
-	unsigned int secret_len;
-
-	int iv_len = EVP_CIPHER_iv_length(cipher_type);
-	unsigned char iv[iv_len];
-
-	if ( ! EVP_SealInit(cipher_ctx, cipher_type, &psecret,
-				(int*) &secret_len, iv, &pub_key, 1) )
-		{
-		reporter->Error("can't init cipher context for %s: %s", keyfile,
-				ERR_error_string(ERR_get_error(), 0));
-		Close();
-		return;
-		}
-
-	secret_len = htonl(secret_len);
-
-	if ( fwrite("BROENC1", 7, 1, f) < 1 ||
-		fwrite(&secret_len, sizeof(secret_len), 1, f) < 1 ||
-		fwrite(secret, ntohl(secret_len), 1, f) < 1 ||
-		fwrite(iv, iv_len, 1, f) < 1 )
-		{
-		reporter->Error("can't write header to log file %s: %s",
-				name, strerror(errno));
-		Close();
-		return;
-		}
-
-	int buf_size = MIN_BUFFER_SIZE + EVP_CIPHER_block_size(cipher_type);
-	cipher_buffer = new unsigned char[buf_size];
-	}
-
-void BroFile::FinishEncrypt()
-	{
-	if ( ! is_open )
-		return;
-
-	if ( ! pub_key )
-		return;
-
-	if ( cipher_ctx )
-		{
-		int outl;
-		EVP_SealFinal(cipher_ctx, cipher_buffer, &outl);
-
-		if ( outl && fwrite(cipher_buffer, outl, 1, f) < 1 )
-			{
-			reporter->Error("write error for %s: %s",
-					name, strerror(errno));
-			return;
-			}
-
-		EVP_CIPHER_CTX_free(cipher_ctx);
-		cipher_ctx = 0;
-		}
-	}
-
-
 int BroFile::Write(const char* data, int len)
 	{
 	if ( ! is_open )
@@ -758,50 +490,9 @@ int BroFile::Write(const char* data, int len)
 	if ( ! len )
 		len = strlen(data);
 
-	if ( cipher_ctx )
-		{
-		while ( len )
-			{
-			int outl;
-			int inl = min(+MIN_BUFFER_SIZE, len);
-
-			if ( ! EVP_SealUpdate(cipher_ctx, cipher_buffer, &outl,
-						(unsigned char*)data, inl) )
-				{
-				reporter->Error("encryption error for %s: %s",
-					name,
-					ERR_error_string(ERR_get_error(), 0));
-				Close();
-				return 0;
-				}
-
-			if ( outl && fwrite(cipher_buffer, outl, 1, f) < 1 )
-				{
-				reporter->Error("write error for %s: %s",
-						name, strerror(errno));
-				Close();
-				return 0;
-				}
-
-			data += inl;
-			len -= inl;
-			}
-
-		return 1;
-		}
-
 	if ( fwrite(data, len, 1, f) < 1 )
 		return false;
 
-	if ( rotate_size && current_size < rotate_size && current_size + len >= rotate_size )
-		{
-		mgr.QueueEvent(::rotate_size, {new Val(this)});
-		}
-
-	// This does not work if we seek around. But none of the logs does that
-	// and we avoid stat()'ing the file all the time.
-	current_size += len;
-
 	return true;
 	}
 
@@ -815,17 +506,17 @@ void BroFile::RaiseOpenEvent()
 	mgr.Dispatch(event, true);
 	}
 
-void BroFile::UpdateFileSize()
+double BroFile::Size()
 	{
+	fflush(f);
 	struct stat s;
 	if ( fstat(fileno(f), &s) < 0 )
 		{
 		reporter->Error("can't stat fd for %s: %s", name, strerror(errno));
-		current_size = 0;
-		return;
+		return 0;
 		}
 
-	current_size = double(s.st_size);
+	return s.st_size;
 	}
 
 bool BroFile::Serialize(SerialInfo* info) const
@@ -886,10 +577,6 @@ BroFile* BroFile::Unserialize(UnserialInfo* info)
 	// *never* be closed anymore (as long the file cache does not overflow).
 	Ref(file);
 
-	// We deliberately override log rotation attributes with our defaults.
-	file->rotate_interval = log_rotate_interval;
-	file->rotate_size = log_max_size;
-	file->InstallRotateTimer();
 	file->SetBuf(file->buffered);
 
 	return file;
diff --git a/src/File.h b/src/File.h
index 3660d3caa4..b0ad571435 100644
--- a/src/File.h
+++ b/src/File.h
@@ -12,13 +12,7 @@
 #  include <krb5.h>
 # endif // NEED_KRB5_H
 
-// From OpenSSL. We forward-declare these here to avoid introducing a
-// dependency on OpenSSL headers just for this header file.
-typedef struct evp_pkey_st EVP_PKEY;
-typedef struct evp_cipher_ctx_st EVP_CIPHER_CTX;
-
 class BroType;
-class RotateTimer;
 
 class BroFile : public BroObj {
 public:
@@ -51,21 +45,14 @@ public:
 
 	void Describe(ODesc* d) const override;
 
-	void SetRotateInterval(double secs);
-
 	// Rotates the logfile. Returns rotate_info.
 	RecordVal* Rotate();
 
-	// Set &rotate_interval, &rotate_size,
-	// and &raw_output attributes.
+	// Set &raw_output attribute.
 	void SetAttrs(Attributes* attrs);
 
 	// Returns the current size of the file, after fresh stat'ing.
-	double Size()	{ fflush(f); UpdateFileSize(); return current_size; }
-
-	// Set rotate/postprocessor for all files that don't define them
-	// by their own. (interval/max_size=0 for no rotation; size in bytes).
-	static void SetDefaultRotation(double interval, double max_size);
+	double Size();
 
 	// Close all files which are managed by us.
 	static void CloseCachedFiles();
@@ -83,8 +70,6 @@ public:
 	static BroFile* Unserialize(UnserialInfo* info);
 
 protected:
-	friend class RotateTimer;
-
 	BroFile()	{ Init(); }
 	void Init();
 
@@ -105,7 +90,6 @@ protected:
 	void Unlink();
 	void InsertAtBeginning();
 	void MoveToBeginning();
-	void InstallRotateTimer();
 
 	// Returns nil if the file is not active, was in error, etc.
 	// (Protected because we do not want anyone to write directly
@@ -113,17 +97,9 @@ protected:
 	FILE* File();
 	FILE* BringIntoCache();
 
-	// Stats the file to get its current size.
-	void UpdateFileSize();
-
 	// Raises a file_opened event.
 	void RaiseOpenEvent();
 
-	// Initialize encryption with the given public key.
-	void InitEncrypt(const char* keyfile);
-	// Finalize encryption.
-	void FinishEncrypt();
-
 	DECLARE_SERIAL(BroFile);
 
 	FILE* f;
@@ -137,28 +113,12 @@ protected:
 	BroFile* next;	// doubly-linked list of cached files
 	BroFile* prev;
 	Attributes* attrs;
-	double rotate_interval;
 	bool buffered;
-
-	// Sizes are double's so that it's easy to specify large
-	// ones with scientific notation, and so they can exceed 4GB.
-	double rotate_size;
-	double current_size;
-
-	Timer* rotate_timer;
 	double open_time;
 	bool print_hook;
 	bool raw_output;
 
-	static double default_rotation_interval;
-	static double default_rotation_size;
-
-	EVP_PKEY* pub_key;
-	EVP_CIPHER_CTX* cipher_ctx;
-
 	static const int MIN_BUFFER_SIZE = 1024;
-	unsigned char* cipher_buffer;
-
 };
 
 #endif
diff --git a/src/ID.cc b/src/ID.cc
index 48b8aee6b9..89a320a5e0 100644
--- a/src/ID.cc
+++ b/src/ID.cc
@@ -64,16 +64,6 @@ void ID::SetVal(Val* v, Opcode op, bool arg_weak_ref)
 	{
 	if ( op != OP_NONE )
 		{
-		if ( type && val && type->Tag() == TYPE_TABLE &&
-		     val->AsTableVal()->FindAttr(ATTR_MERGEABLE) &&
-		     v->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-			{
-			StateAccess::Log(new StateAccess(OP_ASSIGN, this,
-								v, val));
-			v->AsTableVal()->AddTo(val->AsTableVal(), 0, false);
-			return;
-			}
-
 		MutableVal::Properties props = 0;
 
 		if ( attrs && attrs->FindAttr(ATTR_TRACKED) )
diff --git a/src/NetVar.cc b/src/NetVar.cc
index d45ecd2693..bbd60686e4 100644
--- a/src/NetVar.cc
+++ b/src/NetVar.cc
@@ -165,10 +165,7 @@ TableVal* preserve_resp_addr;
 TableVal* preserve_other_addr;
 
 int max_files_in_cache;
-double log_rotate_interval;
-double log_max_size;
 RecordType* rotate_info;
-StringVal* log_encryption_key;
 StringVal* log_rotate_base_time;
 
 StringVal* peer_description;
@@ -249,10 +246,7 @@ void init_general_global_var()
 	state_write_delay = opt_internal_double("state_write_delay");
 
 	max_files_in_cache = opt_internal_int("max_files_in_cache");
-	log_rotate_interval = opt_internal_double("log_rotate_interval");
-	log_max_size = opt_internal_double("log_max_size");
 	rotate_info = internal_type("rotate_info")->AsRecordType();
-	log_encryption_key = opt_internal_string("log_encryption_key");
 	log_rotate_base_time = opt_internal_string("log_rotate_base_time");
 
 	peer_description =
diff --git a/src/NetVar.h b/src/NetVar.h
index 92d717f50a..0de4fdb1c2 100644
--- a/src/NetVar.h
+++ b/src/NetVar.h
@@ -168,10 +168,7 @@ extern StringVal* state_dir;
 extern double state_write_delay;
 
 extern int max_files_in_cache;
-extern double log_rotate_interval;
-extern double log_max_size;
 extern RecordType* rotate_info;
-extern StringVal* log_encryption_key;
 extern StringVal* log_rotate_base_time;
 
 extern StringVal* peer_description;
diff --git a/src/StateAccess.cc b/src/StateAccess.cc
index 134cca5db5..44b2fab471 100644
--- a/src/StateAccess.cc
+++ b/src/StateAccess.cc
@@ -133,29 +133,6 @@ void StateAccess::RefThem()
 		Ref(op3);
 	}
 
-bool StateAccess::MergeTables(TableVal* dst, Val* src)
-	{
-	if ( src->Type()->Tag() != TYPE_TABLE )
-		{
-		reporter->Error("type mismatch while merging tables");
-		return false;
-		}
-
-	if ( ! src->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-		return false;
-
-	DBG_LOG(DBG_STATE, "merging tables %s += %s", dst->UniqueID()->Name(),
-			src->AsTableVal()->UniqueID()->Name());
-
-	src->AsTableVal()->AddTo(dst, 0);
-
-	// We need to make sure that the resulting table is accessible by
-	// the new name (while keeping the old as an alias).
-	dst->TransferUniqueID(src->AsMutableVal());
-
-	return true;
-	}
-
 static Val* GetInteger(bro_int_t n, TypeTag t)
 	{
 	if ( t == TYPE_INT )
@@ -192,11 +169,6 @@ void StateAccess::Replay()
 		// There mustn't be a direct assignment to a unique ID.
 		assert(target.id->Name()[0] != '#');
 
-		if ( t == TYPE_TABLE && v &&
-		     v->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-			if ( MergeTables(v->AsTableVal(), op1.val) )
-				break;
-
 		target.id->SetVal(op1.val->Ref());
 		break;
 
@@ -227,9 +199,6 @@ void StateAccess::Replay()
 				{
 				TableVal* tv = v->AsTableVal();
 				Val* w = tv->Lookup(op1.val);
-				if ( w && w->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-					if ( MergeTables(w->AsTableVal(), op2) )
-						break;
 				}
 
 			v->AsTableVal()->Assign(op1.val, op2 ? op2->Ref() : 0);
@@ -248,9 +217,6 @@ void StateAccess::Replay()
 					{
 					RecordVal* rv = v->AsRecordVal();
 					Val* w = rv->Lookup(idx);
-					if ( w && w->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-						if ( MergeTables(w->AsTableVal(), op2) )
-							break;
 					}
 
 				v->AsRecordVal()->Assign(idx, op2 ? op2->Ref() : 0);
@@ -270,9 +236,6 @@ void StateAccess::Replay()
 				{
 				VectorVal* vv = v->AsVectorVal();
 				Val* w = vv->Lookup(index);
-				if ( w && w->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-					if ( MergeTables(w->AsTableVal(), op2) )
-						break;
 				}
 
 			v->AsVectorVal()->Assign(index, op2 ? op2->Ref() : 0);
diff --git a/src/StateAccess.h b/src/StateAccess.h
index 8530ec1d91..1ef1e2b8da 100644
--- a/src/StateAccess.h
+++ b/src/StateAccess.h
@@ -74,8 +74,6 @@ private:
 	StateAccess()	{ target.id = 0; op1.val = op2 = op3 = 0; }
 	void RefThem();
 
-	bool MergeTables(TableVal* dst, Val* src);
-
 	DECLARE_SERIAL(StateAccess);
 
 	Opcode opcode;
diff --git a/src/Val.cc b/src/Val.cc
index fb2c1303ad..4a14dec886 100644
--- a/src/Val.cc
+++ b/src/Val.cc
@@ -1483,22 +1483,6 @@ int TableVal::Assign(Val* index, HashKey* k, Val* new_val, Opcode op)
 
 	BroType* yt = Type()->AsTableType()->YieldType();
 
-	if ( yt && yt->Tag() == TYPE_TABLE &&
-	     new_val->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-		{
-		// Join two mergeable sets.
-		Val* old = Lookup(index, false);
-		if ( old && old->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-			{
-			if ( LoggingAccess() && op != OP_NONE )
-				StateAccess::Log(new StateAccess(OP_ASSIGN_IDX,
-						this, index, new_val, old));
-			new_val->AsTableVal()->AddTo(old->AsTableVal(), 0, false);
-			Unref(new_val);
-			return 1;
-			}
-		}
-
 	TableEntryVal* new_entry_val = new TableEntryVal(new_val);
 	HashKey k_copy(k->Key(), k->Size(), k->Hash());
 	TableEntryVal* old_entry_val = AsNonConstTable()->Insert(k, new_entry_val);
@@ -2831,27 +2815,6 @@ RecordVal::~RecordVal()
 
 void RecordVal::Assign(int field, Val* new_val, Opcode op)
 	{
-	if ( new_val && Lookup(field) &&
-	     record_type->FieldType(field)->Tag() == TYPE_TABLE &&
-	     new_val->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-		{
-		// Join two mergeable sets.
-		Val* old = Lookup(field);
-		if ( old->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-			{
-			if ( LoggingAccess() && op != OP_NONE )
-				{
-				StringVal* index = new StringVal(Type()->AsRecordType()->FieldName(field));
-				StateAccess::Log(new StateAccess(OP_ASSIGN_IDX, this, index, new_val, old));
-				Unref(index);
-				}
-
-			new_val->AsTableVal()->AddTo(old->AsTableVal(), 0, false);
-			Unref(new_val);
-			return;
-			}
-		}
-
 	Val* old_val = AsNonConstRecord()->replace(field, new_val);
 
 	if ( LoggingAccess() && op != OP_NONE )
@@ -3213,28 +3176,6 @@ bool VectorVal::Assign(unsigned int index, Val* element, Opcode op)
 
 	BroType* yt = Type()->AsVectorType()->YieldType();
 
-	if ( yt && yt->Tag() == TYPE_TABLE &&
-	     element->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-		{
-		// Join two mergeable sets.
-		Val* old = Lookup(index);
-		if ( old && old->AsTableVal()->FindAttr(ATTR_MERGEABLE) )
-			{
-			if ( LoggingAccess() && op != OP_NONE )
-				{
-				Val* ival = val_mgr->GetCount(index);
-				StateAccess::Log(new StateAccess(OP_ASSIGN_IDX,
-						this, ival, element,
-						(*val.vector_val)[index]));
-				Unref(ival);
-				}
-
-			element->AsTableVal()->AddTo(old->AsTableVal(), 0, false);
-			Unref(element);
-			return true;
-			}
-		}
-
 	Val* val_at_index = 0;
 
 	if ( index < val.vector_val->size() )
diff --git a/src/analyzer/protocol/tcp/TCP_Reassembler.cc b/src/analyzer/protocol/tcp/TCP_Reassembler.cc
index fcd8237c55..bfcb2c9c5f 100644
--- a/src/analyzer/protocol/tcp/TCP_Reassembler.cc
+++ b/src/analyzer/protocol/tcp/TCP_Reassembler.cc
@@ -106,9 +106,6 @@ void TCP_Reassembler::SetContentsFile(BroFile* f)
 			RecordToSeq(blocks->seq, last_reassem_seq, f);
 		}
 
-	// Don't want rotation on these files.
-	f->SetRotateInterval(0);
-
 	Ref(f);
 	record_contents_file = f;
 	}
diff --git a/src/event.bif b/src/event.bif
index fd432feb84..549f1b35fc 100644
--- a/src/event.bif
+++ b/src/event.bif
@@ -884,11 +884,5 @@ event gaobot_signature_found%(c: connection%);
 ## Deprecated. Will be removed.
 event anonymization_mapping%(orig: addr, mapped: addr%);
 
-## Deprecated. Will be removed.
-event rotate_interval%(f: file%);
-
-## Deprecated. Will be removed.
-event rotate_size%(f: file%);
-
 ## Deprecated. Will be removed.
 event print_hook%(f:file, s: string%);
diff --git a/src/main.cc b/src/main.cc
index 414de5c7e4..0e56962301 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -944,8 +944,6 @@ int main(int argc, char** argv)
 	if ( dns_type != DNS_PRIME )
 		net_init(interfaces, read_files, writefile, do_watchdog);
 
-	BroFile::SetDefaultRotation(log_rotate_interval, log_max_size);
-
 	net_done = internal_handler("net_done");
 
 	if ( ! g_policy_debug )
diff --git a/src/parse.y b/src/parse.y
index 13c15cad8f..2861b95dc8 100644
--- a/src/parse.y
+++ b/src/parse.y
@@ -5,7 +5,7 @@
 // Switching parser table type fixes ambiguity problems.
 %define lr.type ielr
 
-%expect 129
+%expect 103
 
 %token TOK_ADD TOK_ADD_TO TOK_ADDR TOK_ANY
 %token TOK_ATENDIF TOK_ATELSE TOK_ATIF TOK_ATIFDEF TOK_ATIFNDEF
@@ -21,11 +21,10 @@
 %token TOK_TIME TOK_TIMEOUT TOK_TIMER TOK_TYPE TOK_UNION TOK_VECTOR TOK_WHEN
 %token TOK_WHILE TOK_AS TOK_IS
 
-%token TOK_ATTR_ADD_FUNC TOK_ATTR_ENCRYPT TOK_ATTR_DEFAULT
-%token TOK_ATTR_OPTIONAL TOK_ATTR_REDEF TOK_ATTR_ROTATE_INTERVAL
-%token TOK_ATTR_ROTATE_SIZE TOK_ATTR_DEL_FUNC TOK_ATTR_EXPIRE_FUNC
+%token TOK_ATTR_ADD_FUNC TOK_ATTR_DEFAULT TOK_ATTR_OPTIONAL TOK_ATTR_REDEF
+%token TOK_ATTR_DEL_FUNC TOK_ATTR_EXPIRE_FUNC
 %token TOK_ATTR_EXPIRE_CREATE TOK_ATTR_EXPIRE_READ TOK_ATTR_EXPIRE_WRITE
-%token TOK_ATTR_RAW_OUTPUT TOK_ATTR_MERGEABLE
+%token TOK_ATTR_RAW_OUTPUT
 %token TOK_ATTR_PRIORITY TOK_ATTR_LOG TOK_ATTR_ERROR_HANDLER
 %token TOK_ATTR_TYPE_COLUMN TOK_ATTR_DEPRECATED
 
@@ -1291,10 +1290,6 @@ attr:
 			{ $$ = new Attr(ATTR_OPTIONAL); }
 	|	TOK_ATTR_REDEF
 			{ $$ = new Attr(ATTR_REDEF); }
-	|	TOK_ATTR_ROTATE_INTERVAL '=' expr
-			{ $$ = new Attr(ATTR_ROTATE_INTERVAL, $3); }
-	|	TOK_ATTR_ROTATE_SIZE '=' expr
-			{ $$ = new Attr(ATTR_ROTATE_SIZE, $3); }
 	|	TOK_ATTR_ADD_FUNC '=' expr
 			{ $$ = new Attr(ATTR_ADD_FUNC, $3); }
 	|	TOK_ATTR_DEL_FUNC '=' expr
@@ -1307,14 +1302,8 @@ attr:
 			{ $$ = new Attr(ATTR_EXPIRE_READ, $3); }
 	|	TOK_ATTR_EXPIRE_WRITE '=' expr
 			{ $$ = new Attr(ATTR_EXPIRE_WRITE, $3); }
-	|	TOK_ATTR_ENCRYPT
-			{ $$ = new Attr(ATTR_ENCRYPT); }
-	|	TOK_ATTR_ENCRYPT '=' expr
-			{ $$ = new Attr(ATTR_ENCRYPT, $3); }
 	|	TOK_ATTR_RAW_OUTPUT
 			{ $$ = new Attr(ATTR_RAW_OUTPUT); }
-	|	TOK_ATTR_MERGEABLE
-			{ $$ = new Attr(ATTR_MERGEABLE); }
 	|	TOK_ATTR_PRIORITY '=' expr
 			{ $$ = new Attr(ATTR_PRIORITY, $3); }
 	|	TOK_ATTR_TYPE_COLUMN '=' expr
diff --git a/src/scan.l b/src/scan.l
index 21b3e0dcf4..7e4e2e8d61 100644
--- a/src/scan.l
+++ b/src/scan.l
@@ -300,26 +300,6 @@ when	return TOK_WHEN;
 &redef		return TOK_ATTR_REDEF;
 &write_expire	return TOK_ATTR_EXPIRE_WRITE;
 
-&encrypt {
-	deprecated_attr(yytext);
-	return TOK_ATTR_ENCRYPT;
-	}
-
-&mergeable {
-	deprecated_attr(yytext);
-	return TOK_ATTR_MERGEABLE;
-	}
-
-&rotate_interval {
-	deprecated_attr(yytext);
-	return TOK_ATTR_ROTATE_INTERVAL;
-	}
-
-&rotate_size {
-	deprecated_attr(yytext);
-	return TOK_ATTR_ROTATE_SIZE;
-	}
-
 @deprecated.* {
 	auto num_files = file_stack.length();
 	auto comment = skip_whitespace(yytext + 11);